71717840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24229}}^1$

素因数の和:24279

約数の個数: 40

約数和(自身を含む): 171257640

約数和(自身を除く): 99539800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 24229, 48458, 96916, 121145, 193832, 242290, 387664, 484580, 896473, 969160, 1792946, 1938320, 3585892, 4482365, 7171784, 8964730, 14343568, 17929460, 35858920, 71717840]

約数ペア:

[(1, 71717840), (2, 35858920), (4, 17929460), (5, 14343568), (8, 8964730), (10, 7171784), (16, 4482365), (20, 3585892), (37, 1938320), (40, 1792946), (74, 969160), (80, 896473), (148, 484580), (185, 387664), (296, 242290), (370, 193832), (592, 121145), (740, 96916), (1480, 48458), (2960, 24229)]