87671870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1725

約数の個数: 64

約数和(自身を含む): 190524096

約数和(自身を除く): 102852226

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 407, 481, 715, 814, 962, 1430, 1657, 2035, 2405, 3314, 4070, 4810, 5291, 8285, 10582, 16570, 18227, 21541, 26455, 36454, 43082, 52910, 61309, 91135, 107705, 122618, 182270, 215410, 236951, 306545, 473902, 613090, 674399, 797017, 1184755, 1348798, 1594034, 2369510, 3371995, 3985085, 6743990, 7970170, 8767187, 17534374, 43835935, 87671870]

約数ペア:

[(1, 87671870), (2, 43835935), (5, 17534374), (10, 8767187), (11, 7970170), (13, 6743990), (22, 3985085), (26, 3371995), (37, 2369510), (55, 1594034), (65, 1348798), (74, 1184755), (110, 797017), (130, 674399), (143, 613090), (185, 473902), (286, 306545), (370, 236951), (407, 215410), (481, 182270), (715, 122618), (814, 107705), (962, 91135), (1430, 61309), (1657, 52910), (2035, 43082), (2405, 36454), (3314, 26455), (4070, 21541), (4810, 18227), (5291, 16570), (8285, 10582)]