49138960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 126460656

約数和(自身を除く): 77321696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1277, 1480, 1924, 2405, 2554, 2960, 3848, 4810, 5108, 6385, 7696, 9620, 10216, 12770, 16601, 19240, 20432, 25540, 33202, 38480, 47249, 51080, 66404, 83005, 94498, 102160, 132808, 166010, 188996, 236245, 265616, 332020, 377992, 472490, 614237, 664040, 755984, 944980, 1228474, 1328080, 1889960, 2456948, 3071185, 3779920, 4913896, 6142370, 9827792, 12284740, 24569480, 49138960]

約数ペア:

[(1, 49138960), (2, 24569480), (4, 12284740), (5, 9827792), (8, 6142370), (10, 4913896), (13, 3779920), (16, 3071185), (20, 2456948), (26, 1889960), (37, 1328080), (40, 1228474), (52, 944980), (65, 755984), (74, 664040), (80, 614237), (104, 472490), (130, 377992), (148, 332020), (185, 265616), (208, 236245), (260, 188996), (296, 166010), (370, 132808), (481, 102160), (520, 94498), (592, 83005), (740, 66404), (962, 51080), (1040, 47249), (1277, 38480), (1480, 33202), (1924, 25540), (2405, 20432), (2554, 19240), (2960, 16601), (3848, 12770), (4810, 10216), (5108, 9620), (6385, 7696)]