31295680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7523}}^1$

素因数の和:7553

約数の個数: 56

約数和(自身を含む): 80266032

約数和(自身を除く): 48970352

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, 7523, 15046, 30092, 37615, 60184, 75230, 97799, 120368, 150460, 195598, 240736, 300920, 391196, 481472, 488995, 601840, 782392, 977990, 1203680, 1564784, 1955980, 2407360, 3129568, 3911960, 6259136, 7823920, 15647840, 31295680]

約数ペア:

[(1, 31295680), (2, 15647840), (4, 7823920), (5, 6259136), (8, 3911960), (10, 3129568), (13, 2407360), (16, 1955980), (20, 1564784), (26, 1203680), (32, 977990), (40, 782392), (52, 601840), (64, 488995), (65, 481472), (80, 391196), (104, 300920), (130, 240736), (160, 195598), (208, 150460), (260, 120368), (320, 97799), (416, 75230), (520, 60184), (832, 37615), (1040, 30092), (2080, 15046), (4160, 7523)]