15980455970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1\times {\mathrm{1657}}^1$

素因数の和:2139

約数の個数: 64

約数和(自身を含む): 30569806080

約数和(自身を除く): 14589350110

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 193, 263, 386, 526, 965, 1315, 1657, 1930, 2630, 3314, 3667, 4997, 7334, 8285, 9994, 16570, 18335, 24985, 31483, 36670, 49970, 50759, 62966, 101518, 157415, 253795, 314830, 319801, 435791, 507590, 639602, 871582, 964421, 1599005, 1928842, 2178955, 3198010, 4357910, 4822105, 6076219, 8280029, 9644210, 12152438, 16560058, 30381095, 41400145, 60762190, 82800290, 84107663, 168215326, 420538315, 841076630, 1598045597, 3196091194, 7990227985, 15980455970]

約数ペア:

[(1, 15980455970), (2, 7990227985), (5, 3196091194), (10, 1598045597), (19, 841076630), (38, 420538315), (95, 168215326), (190, 84107663), (193, 82800290), (263, 60762190), (386, 41400145), (526, 30381095), (965, 16560058), (1315, 12152438), (1657, 9644210), (1930, 8280029), (2630, 6076219), (3314, 4822105), (3667, 4357910), (4997, 3198010), (7334, 2178955), (8285, 1928842), (9994, 1599005), (16570, 964421), (18335, 871582), (24985, 639602), (31483, 507590), (36670, 435791), (49970, 319801), (50759, 314830), (62966, 253795), (101518, 157415)]