500028750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 180

約数和(自身を含む): 1471535208

約数和(自身を除く): 971506458

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 125, 130, 150, 169, 195, 225, 234, 250, 263, 325, 338, 375, 390, 450, 507, 526, 585, 625, 650, 750, 789, 845, 975, 1014, 1125, 1170, 1250, 1315, 1521, 1578, 1625, 1690, 1875, 1950, 2250, 2367, 2535, 2630, 2925, 3042, 3250, 3419, 3750, 3945, 4225, 4734, 4875, 5070, 5625, 5850, 6575, 6838, 7605, 7890, 8125, 8450, 9750, 10257, 11250, 11835, 12675, 13150, 14625, 15210, 16250, 17095, 19725, 20514, 21125, 23670, 24375, 25350, 29250, 30771, 32875, 34190, 38025, 39450, 42250, 44447, 48750, 51285, 59175, 61542, 63375, 65750, 73125, 76050, 85475, 88894, 98625, 102570, 105625, 118350, 126750, 133341, 146250, 153855, 164375, 170950, 190125, 197250, 211250, 222235, 256425, 266682, 295875, 307710, 316875, 328750, 380250, 400023, 427375, 444470, 493125, 512850, 591750, 633750, 666705, 769275, 800046, 854750, 950625, 986250, 1111175, 1282125, 1333410, 1479375, 1538550, 1901250, 2000115, 2136875, 2222350, 2564250, 2958750, 3333525, 3846375, 4000230, 4273750, 5555875, 6410625, 6667050, 7692750, 10000575, 11111750, 12821250, 16667625, 19231875, 20001150, 27779375, 33335250, 38463750, 50002875, 55558750, 83338125, 100005750, 166676250, 250014375, 500028750]

約数ペア:

[(1, 500028750), (2, 250014375), (3, 166676250), (5, 100005750), (6, 83338125), (9, 55558750), (10, 50002875), (13, 38463750), (15, 33335250), (18, 27779375), (25, 20001150), (26, 19231875), (30, 16667625), (39, 12821250), (45, 11111750), (50, 10000575), (65, 7692750), (75, 6667050), (78, 6410625), (90, 5555875), (117, 4273750), (125, 4000230), (130, 3846375), (150, 3333525), (169, 2958750), (195, 2564250), (225, 2222350), (234, 2136875), (250, 2000115), (263, 1901250), (325, 1538550), (338, 1479375), (375, 1333410), (390, 1282125), (450, 1111175), (507, 986250), (526, 950625), (585, 854750), (625, 800046), (650, 769275), (750, 666705), (789, 633750), (845, 591750), (975, 512850), (1014, 493125), (1125, 444470), (1170, 427375), (1250, 400023), (1315, 380250), (1521, 328750), (1578, 316875), (1625, 307710), (1690, 295875), (1875, 266682), (1950, 256425), (2250, 222235), (2367, 211250), (2535, 197250), (2630, 190125), (2925, 170950), (3042, 164375), (3250, 153855), (3419, 146250), (3750, 133341), (3945, 126750), (4225, 118350), (4734, 105625), (4875, 102570), (5070, 98625), (5625, 88894), (5850, 85475), (6575, 76050), (6838, 73125), (7605, 65750), (7890, 63375), (8125, 61542), (8450, 59175), (9750, 51285), (10257, 48750), (11250, 44447), (11835, 42250), (12675, 39450), (13150, 38025), (14625, 34190), (15210, 32875), (16250, 30771), (17095, 29250), (19725, 25350), (20514, 24375), (21125, 23670)]