100839920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1482

約数の個数: 80

約数和(自身を含む): 253108800

約数和(自身を除く): 152268880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1060, 1360, 1399, 1802, 2120, 2798, 3604, 4240, 4505, 5596, 6995, 7208, 9010, 11192, 13990, 14416, 18020, 22384, 23783, 27980, 36040, 47566, 55960, 72080, 74147, 95132, 111920, 118915, 148294, 190264, 237830, 296588, 370735, 380528, 475660, 593176, 741470, 951320, 1186352, 1260499, 1482940, 1902640, 2520998, 2965880, 5041996, 5931760, 6302495, 10083992, 12604990, 20167984, 25209980, 50419960, 100839920]

約数ペア:

[(1, 100839920), (2, 50419960), (4, 25209980), (5, 20167984), (8, 12604990), (10, 10083992), (16, 6302495), (17, 5931760), (20, 5041996), (34, 2965880), (40, 2520998), (53, 1902640), (68, 1482940), (80, 1260499), (85, 1186352), (106, 951320), (136, 741470), (170, 593176), (212, 475660), (265, 380528), (272, 370735), (340, 296588), (424, 237830), (530, 190264), (680, 148294), (848, 118915), (901, 111920), (1060, 95132), (1360, 74147), (1399, 72080), (1802, 55960), (2120, 47566), (2798, 36040), (3604, 27980), (4240, 23783), (4505, 22384), (5596, 18020), (6995, 14416), (7208, 13990), (9010, 11192)]