55894640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:666

約数の個数: 80

約数和(自身を含む): 139732128

約数和(自身を除く): 83837488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 85, 136, 146, 170, 272, 292, 340, 365, 563, 584, 680, 730, 1126, 1168, 1241, 1360, 1460, 2252, 2482, 2815, 2920, 4504, 4964, 5630, 5840, 6205, 9008, 9571, 9928, 11260, 12410, 19142, 19856, 22520, 24820, 38284, 41099, 45040, 47855, 49640, 76568, 82198, 95710, 99280, 153136, 164396, 191420, 205495, 328792, 382840, 410990, 657584, 698683, 765680, 821980, 1397366, 1643960, 2794732, 3287920, 3493415, 5589464, 6986830, 11178928, 13973660, 27947320, 55894640]

約数ペア:

[(1, 55894640), (2, 27947320), (4, 13973660), (5, 11178928), (8, 6986830), (10, 5589464), (16, 3493415), (17, 3287920), (20, 2794732), (34, 1643960), (40, 1397366), (68, 821980), (73, 765680), (80, 698683), (85, 657584), (136, 410990), (146, 382840), (170, 328792), (272, 205495), (292, 191420), (340, 164396), (365, 153136), (563, 99280), (584, 95710), (680, 82198), (730, 76568), (1126, 49640), (1168, 47855), (1241, 45040), (1360, 41099), (1460, 38284), (2252, 24820), (2482, 22520), (2815, 19856), (2920, 19142), (4504, 12410), (4964, 11260), (5630, 9928), (5840, 9571), (6205, 9008)]