254341330

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 488540160

約数和(自身を除く): 234198830

約数列:

[1, 2, 5, 10, 37, 59, 61, 74, 118, 122, 185, 191, 295, 305, 370, 382, 590, 610, 955, 1910, 2183, 2257, 3599, 4366, 4514, 7067, 7198, 10915, 11269, 11285, 11651, 14134, 17995, 21830, 22538, 22570, 23302, 35335, 35990, 56345, 58255, 70670, 112690, 116510, 133163, 266326, 416953, 431087, 665815, 687409, 833906, 862174, 1331630, 1374818, 2084765, 2155435, 3437045, 4169530, 4310870, 6874090, 25434133, 50868266, 127170665, 254341330]

約数ペア:

[(1, 254341330), (2, 127170665), (5, 50868266), (10, 25434133), (37, 6874090), (59, 4310870), (61, 4169530), (74, 3437045), (118, 2155435), (122, 2084765), (185, 1374818), (191, 1331630), (295, 862174), (305, 833906), (370, 687409), (382, 665815), (590, 431087), (610, 416953), (955, 266326), (1910, 133163), (2183, 116510), (2257, 112690), (3599, 70670), (4366, 58255), (4514, 56345), (7067, 35990), (7198, 35335), (10915, 23302), (11269, 22570), (11285, 22538), (11651, 21830), (14134, 17995)]