9973103620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^2\times {\mathrm{491}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 21783492864

約数和(自身を除く): 11810389244

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 181, 310, 362, 491, 620, 724, 905, 982, 1810, 1964, 2455, 3620, 4910, 5611, 9820, 11222, 15221, 22444, 28055, 30442, 32761, 56110, 60884, 65522, 76105, 88871, 112220, 131044, 152210, 163805, 177742, 304420, 327610, 355484, 444355, 655220, 888710, 1015591, 1777420, 2031182, 2755001, 4062364, 5077955, 5510002, 10155910, 11020004, 13775005, 16085651, 20311820, 27550010, 32171302, 55100020, 64342604, 80428255, 160856510, 321713020, 498655181, 997310362, 1994620724, 2493275905, 4986551810, 9973103620]

約数ペア:

[(1, 9973103620), (2, 4986551810), (4, 2493275905), (5, 1994620724), (10, 997310362), (20, 498655181), (31, 321713020), (62, 160856510), (124, 80428255), (155, 64342604), (181, 55100020), (310, 32171302), (362, 27550010), (491, 20311820), (620, 16085651), (724, 13775005), (905, 11020004), (982, 10155910), (1810, 5510002), (1964, 5077955), (2455, 4062364), (3620, 2755001), (4910, 2031182), (5611, 1777420), (9820, 1015591), (11222, 888710), (15221, 655220), (22444, 444355), (28055, 355484), (30442, 327610), (32761, 304420), (56110, 177742), (60884, 163805), (65522, 152210), (76105, 131044), (88871, 112220)]