51671360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12421}}^1$

素因数の和:12451

約数の個数: 56

約数和(自身を含む): 132517896

約数和(自身を除く): 80846536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 12421, 24842, 49684, 62105, 99368, 124210, 161473, 198736, 248420, 322946, 397472, 496840, 645892, 794944, 807365, 993680, 1291784, 1614730, 1987360, 2583568, 3229460, 3974720, 5167136, 6458920, 10334272, 12917840, 25835680, 51671360]

約数ペア:

[(1, 51671360), (2, 25835680), (4, 12917840), (5, 10334272), (8, 6458920), (10, 5167136), (13, 3974720), (16, 3229460), (20, 2583568), (26, 1987360), (32, 1614730), (40, 1291784), (52, 993680), (64, 807365), (65, 794944), (80, 645892), (104, 496840), (130, 397472), (160, 322946), (208, 248420), (260, 198736), (320, 161473), (416, 124210), (520, 99368), (832, 62105), (1040, 49684), (2080, 24842), (4160, 12421)]