499017890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8377}}^1$

素因数の和:8451

約数の個数: 64

約数和(自身を含む): 1100265984

約数和(自身を除く): 601248094

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 185, 230, 259, 322, 370, 518, 805, 851, 1295, 1610, 1702, 2590, 4255, 5957, 8377, 8510, 11914, 16754, 29785, 41885, 58639, 59570, 83770, 117278, 192671, 293195, 309949, 385342, 586390, 619898, 963355, 1348697, 1549745, 1926710, 2169643, 2697394, 3099490, 4339286, 6743485, 7128827, 10848215, 13486970, 14257654, 21696430, 35644135, 49901789, 71288270, 99803578, 249508945, 499017890]

約数ペア:

[(1, 499017890), (2, 249508945), (5, 99803578), (7, 71288270), (10, 49901789), (14, 35644135), (23, 21696430), (35, 14257654), (37, 13486970), (46, 10848215), (70, 7128827), (74, 6743485), (115, 4339286), (161, 3099490), (185, 2697394), (230, 2169643), (259, 1926710), (322, 1549745), (370, 1348697), (518, 963355), (805, 619898), (851, 586390), (1295, 385342), (1610, 309949), (1702, 293195), (2590, 192671), (4255, 117278), (5957, 83770), (8377, 59570), (8510, 58639), (11914, 41885), (16754, 29785)]