85805210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 168182784

約数和(自身を除く): 82377574

約数列:

[1, 2, 5, 10, 31, 41, 43, 62, 82, 86, 155, 157, 205, 215, 310, 314, 410, 430, 785, 1271, 1333, 1570, 1763, 2542, 2666, 3526, 4867, 6355, 6437, 6665, 6751, 8815, 9734, 12710, 12874, 13330, 13502, 17630, 24335, 32185, 33755, 48670, 54653, 64370, 67510, 109306, 199547, 209281, 273265, 276791, 399094, 418562, 546530, 553582, 997735, 1046405, 1383955, 1995470, 2092810, 2767910, 8580521, 17161042, 42902605, 85805210]

約数ペア:

[(1, 85805210), (2, 42902605), (5, 17161042), (10, 8580521), (31, 2767910), (41, 2092810), (43, 1995470), (62, 1383955), (82, 1046405), (86, 997735), (155, 553582), (157, 546530), (205, 418562), (215, 399094), (310, 276791), (314, 273265), (410, 209281), (430, 199547), (785, 109306), (1271, 67510), (1333, 64370), (1570, 54653), (1763, 48670), (2542, 33755), (2666, 32185), (3526, 24335), (4867, 17630), (6355, 13502), (6437, 13330), (6665, 12874), (6751, 12710), (8815, 9734)]