66354880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6689}}^1$

素因数の和:6737

約数の個数: 56

約数和(自身を含む): 163128960

約数和(自身を除く): 96774080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 6689, 9920, 13378, 26756, 33445, 53512, 66890, 107024, 133780, 207359, 214048, 267560, 414718, 428096, 535120, 829436, 1036795, 1070240, 1658872, 2073590, 2140480, 3317744, 4147180, 6635488, 8294360, 13270976, 16588720, 33177440, 66354880]

約数ペア:

[(1, 66354880), (2, 33177440), (4, 16588720), (5, 13270976), (8, 8294360), (10, 6635488), (16, 4147180), (20, 3317744), (31, 2140480), (32, 2073590), (40, 1658872), (62, 1070240), (64, 1036795), (80, 829436), (124, 535120), (155, 428096), (160, 414718), (248, 267560), (310, 214048), (320, 207359), (496, 133780), (620, 107024), (992, 66890), (1240, 53512), (1984, 33445), (2480, 26756), (4960, 13378), (6689, 9920)]