66771088

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:192

約数の個数: 60

約数和(自身を含む): 138257148

約数和(自身を除く): 71486060

約数列:

[1, 2, 4, 8, 16, 37, 43, 61, 74, 86, 122, 148, 172, 244, 296, 344, 488, 592, 688, 976, 1591, 1849, 2257, 2623, 3182, 3698, 4514, 5246, 6364, 7396, 9028, 10492, 12728, 14792, 18056, 20984, 25456, 29584, 36112, 41968, 68413, 97051, 112789, 136826, 194102, 225578, 273652, 388204, 451156, 547304, 776408, 902312, 1094608, 1552816, 1804624, 4173193, 8346386, 16692772, 33385544, 66771088]

約数ペア:

[(1, 66771088), (2, 33385544), (4, 16692772), (8, 8346386), (16, 4173193), (37, 1804624), (43, 1552816), (61, 1094608), (74, 902312), (86, 776408), (122, 547304), (148, 451156), (172, 388204), (244, 273652), (296, 225578), (344, 194102), (488, 136826), (592, 112789), (688, 97051), (976, 68413), (1591, 41968), (1849, 36112), (2257, 29584), (2623, 25456), (3182, 20984), (3698, 18056), (4514, 14792), (5246, 12728), (6364, 10492), (7396, 9028)]