1028260064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{12421}}^1$

素因数の和:12643

約数の個数: 48

約数和(自身を含む): 2191240800

約数和(自身を除く): 1162980736

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 199, 208, 398, 416, 796, 1592, 2587, 3184, 5174, 6368, 10348, 12421, 20696, 24842, 41392, 49684, 82784, 99368, 161473, 198736, 322946, 397472, 645892, 1291784, 2471779, 2583568, 4943558, 5167136, 9887116, 19774232, 32133127, 39548464, 64266254, 79096928, 128532508, 257065016, 514130032, 1028260064]

約数ペア:

[(1, 1028260064), (2, 514130032), (4, 257065016), (8, 128532508), (13, 79096928), (16, 64266254), (26, 39548464), (32, 32133127), (52, 19774232), (104, 9887116), (199, 5167136), (208, 4943558), (398, 2583568), (416, 2471779), (796, 1291784), (1592, 645892), (2587, 397472), (3184, 322946), (5174, 198736), (6368, 161473), (10348, 99368), (12421, 82784), (20696, 49684), (24842, 41392)]