51345450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 151927776

約数和(自身を除く): 100582326

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 67, 75, 78, 90, 117, 130, 131, 134, 150, 195, 201, 225, 234, 262, 325, 335, 390, 393, 402, 450, 585, 603, 650, 655, 670, 786, 871, 975, 1005, 1170, 1179, 1206, 1310, 1675, 1703, 1742, 1950, 1965, 2010, 2358, 2613, 2925, 3015, 3275, 3350, 3406, 3930, 4355, 5025, 5109, 5226, 5850, 5895, 6030, 6550, 7839, 8515, 8710, 8777, 9825, 10050, 10218, 11790, 13065, 15075, 15327, 15678, 17030, 17554, 19650, 21775, 25545, 26130, 26331, 29475, 30150, 30654, 39195, 42575, 43550, 43885, 51090, 52662, 58950, 65325, 76635, 78390, 78993, 85150, 87770, 114101, 127725, 130650, 131655, 153270, 157986, 195975, 219425, 228202, 255450, 263310, 342303, 383175, 391950, 394965, 438850, 570505, 658275, 684606, 766350, 789930, 1026909, 1141010, 1316550, 1711515, 1974825, 2053818, 2852525, 3423030, 3949650, 5134545, 5705050, 8557575, 10269090, 17115150, 25672725, 51345450]

約数ペア:

[(1, 51345450), (2, 25672725), (3, 17115150), (5, 10269090), (6, 8557575), (9, 5705050), (10, 5134545), (13, 3949650), (15, 3423030), (18, 2852525), (25, 2053818), (26, 1974825), (30, 1711515), (39, 1316550), (45, 1141010), (50, 1026909), (65, 789930), (67, 766350), (75, 684606), (78, 658275), (90, 570505), (117, 438850), (130, 394965), (131, 391950), (134, 383175), (150, 342303), (195, 263310), (201, 255450), (225, 228202), (234, 219425), (262, 195975), (325, 157986), (335, 153270), (390, 131655), (393, 130650), (402, 127725), (450, 114101), (585, 87770), (603, 85150), (650, 78993), (655, 78390), (670, 76635), (786, 65325), (871, 58950), (975, 52662), (1005, 51090), (1170, 43885), (1179, 43550), (1206, 42575), (1310, 39195), (1675, 30654), (1703, 30150), (1742, 29475), (1950, 26331), (1965, 26130), (2010, 25545), (2358, 21775), (2613, 19650), (2925, 17554), (3015, 17030), (3275, 15678), (3350, 15327), (3406, 15075), (3930, 13065), (4355, 11790), (5025, 10218), (5109, 10050), (5226, 9825), (5850, 8777), (5895, 8710), (6030, 8515), (6550, 7839)]