65260240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 158311296

約数和(自身を除く): 93051056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 61, 80, 86, 122, 172, 215, 244, 305, 311, 344, 430, 488, 610, 622, 688, 860, 976, 1220, 1244, 1555, 1720, 2440, 2488, 2623, 3110, 3440, 4880, 4976, 5246, 6220, 10492, 12440, 13115, 13373, 18971, 20984, 24880, 26230, 26746, 37942, 41968, 52460, 53492, 66865, 75884, 94855, 104920, 106984, 133730, 151768, 189710, 209840, 213968, 267460, 303536, 379420, 534920, 758840, 815753, 1069840, 1517680, 1631506, 3263012, 4078765, 6526024, 8157530, 13052048, 16315060, 32630120, 65260240]

約数ペア:

[(1, 65260240), (2, 32630120), (4, 16315060), (5, 13052048), (8, 8157530), (10, 6526024), (16, 4078765), (20, 3263012), (40, 1631506), (43, 1517680), (61, 1069840), (80, 815753), (86, 758840), (122, 534920), (172, 379420), (215, 303536), (244, 267460), (305, 213968), (311, 209840), (344, 189710), (430, 151768), (488, 133730), (610, 106984), (622, 104920), (688, 94855), (860, 75884), (976, 66865), (1220, 53492), (1244, 52460), (1555, 41968), (1720, 37942), (2440, 26746), (2488, 26230), (2623, 24880), (3110, 20984), (3440, 18971), (4880, 13373), (4976, 13115), (5246, 12440), (6220, 10492)]