78522860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4951}}^1$

素因数の和:5034

約数の個数: 48

約数和(自身を含む): 180530112

約数和(自身を除く): 102007252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 4951, 7930, 9902, 15860, 19804, 24755, 49510, 64363, 99020, 128726, 257452, 302011, 321815, 604022, 643630, 1208044, 1287260, 1510055, 3020110, 3926143, 6040220, 7852286, 15704572, 19630715, 39261430, 78522860]

約数ペア:

[(1, 78522860), (2, 39261430), (4, 19630715), (5, 15704572), (10, 7852286), (13, 6040220), (20, 3926143), (26, 3020110), (52, 1510055), (61, 1287260), (65, 1208044), (122, 643630), (130, 604022), (244, 321815), (260, 302011), (305, 257452), (610, 128726), (793, 99020), (1220, 64363), (1586, 49510), (3172, 24755), (3965, 19804), (4951, 15860), (7930, 9902)]