19496100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4999}}^1$

素因数の和:5029

約数の個数: 72

約数和(自身を含む): 60760000

約数和(自身を除く): 41263900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4999, 9998, 14997, 19996, 24995, 29994, 49990, 59988, 64987, 74985, 99980, 124975, 129974, 149970, 194961, 249950, 259948, 299940, 324935, 374925, 389922, 499900, 649870, 749850, 779844, 974805, 1299740, 1499700, 1624675, 1949610, 3249350, 3899220, 4874025, 6498700, 9748050, 19496100]

約数ペア:

[(1, 19496100), (2, 9748050), (3, 6498700), (4, 4874025), (5, 3899220), (6, 3249350), (10, 1949610), (12, 1624675), (13, 1499700), (15, 1299740), (20, 974805), (25, 779844), (26, 749850), (30, 649870), (39, 499900), (50, 389922), (52, 374925), (60, 324935), (65, 299940), (75, 259948), (78, 249950), (100, 194961), (130, 149970), (150, 129974), (156, 124975), (195, 99980), (260, 74985), (300, 64987), (325, 59988), (390, 49990), (650, 29994), (780, 24995), (975, 19996), (1300, 14997), (1950, 9998), (3900, 4999)]