126542000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 342311424

約数和(自身を除く): 215769424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 125, 130, 155, 157, 200, 208, 248, 250, 260, 310, 314, 325, 400, 403, 496, 500, 520, 620, 628, 650, 775, 785, 806, 1000, 1040, 1240, 1256, 1300, 1550, 1570, 1612, 1625, 2000, 2015, 2041, 2480, 2512, 2600, 3100, 3140, 3224, 3250, 3875, 3925, 4030, 4082, 4867, 5200, 6200, 6280, 6448, 6500, 7750, 7850, 8060, 8164, 9734, 10075, 10205, 12400, 12560, 13000, 15500, 15700, 16120, 16328, 19468, 19625, 20150, 20410, 24335, 26000, 31000, 31400, 32240, 32656, 38936, 39250, 40300, 40820, 48670, 50375, 51025, 62000, 62800, 63271, 77872, 78500, 80600, 81640, 97340, 100750, 102050, 121675, 126542, 157000, 161200, 163280, 194680, 201500, 204100, 243350, 253084, 255125, 314000, 316355, 389360, 403000, 408200, 486700, 506168, 510250, 608375, 632710, 806000, 816400, 973400, 1012336, 1020500, 1216750, 1265420, 1581775, 1946800, 2041000, 2433500, 2530840, 3163550, 4082000, 4867000, 5061680, 6327100, 7908875, 9734000, 12654200, 15817750, 25308400, 31635500, 63271000, 126542000]

約数ペア:

[(1, 126542000), (2, 63271000), (4, 31635500), (5, 25308400), (8, 15817750), (10, 12654200), (13, 9734000), (16, 7908875), (20, 6327100), (25, 5061680), (26, 4867000), (31, 4082000), (40, 3163550), (50, 2530840), (52, 2433500), (62, 2041000), (65, 1946800), (80, 1581775), (100, 1265420), (104, 1216750), (124, 1020500), (125, 1012336), (130, 973400), (155, 816400), (157, 806000), (200, 632710), (208, 608375), (248, 510250), (250, 506168), (260, 486700), (310, 408200), (314, 403000), (325, 389360), (400, 316355), (403, 314000), (496, 255125), (500, 253084), (520, 243350), (620, 204100), (628, 201500), (650, 194680), (775, 163280), (785, 161200), (806, 157000), (1000, 126542), (1040, 121675), (1240, 102050), (1256, 100750), (1300, 97340), (1550, 81640), (1570, 80600), (1612, 78500), (1625, 77872), (2000, 63271), (2015, 62800), (2041, 62000), (2480, 51025), (2512, 50375), (2600, 48670), (3100, 40820), (3140, 40300), (3224, 39250), (3250, 38936), (3875, 32656), (3925, 32240), (4030, 31400), (4082, 31000), (4867, 26000), (5200, 24335), (6200, 20410), (6280, 20150), (6448, 19625), (6500, 19468), (7750, 16328), (7850, 16120), (8060, 15700), (8164, 15500), (9734, 13000), (10075, 12560), (10205, 12400)]