42121760

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6421}}^1$

素因数の和:6477

約数の個数: 48

約数和(自身を含む): 101955672

約数和(自身を除く): 59833912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6421, 6560, 12842, 25684, 32105, 51368, 64210, 102736, 128420, 205472, 256840, 263261, 513680, 526522, 1027360, 1053044, 1316305, 2106088, 2632610, 4212176, 5265220, 8424352, 10530440, 21060880, 42121760]

約数ペア:

[(1, 42121760), (2, 21060880), (4, 10530440), (5, 8424352), (8, 5265220), (10, 4212176), (16, 2632610), (20, 2106088), (32, 1316305), (40, 1053044), (41, 1027360), (80, 526522), (82, 513680), (160, 263261), (164, 256840), (205, 205472), (328, 128420), (410, 102736), (656, 64210), (820, 51368), (1312, 32105), (1640, 25684), (3280, 12842), (6421, 6560)]