72429950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 140990976

約数和(自身を除く): 68561026

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 155, 166, 310, 415, 563, 775, 830, 1126, 1550, 2075, 2573, 2815, 4150, 5146, 5630, 12865, 14075, 17453, 25730, 28150, 34906, 46729, 64325, 87265, 93458, 128650, 174530, 233645, 436325, 467290, 872650, 1168225, 1448599, 2336450, 2897198, 7242995, 14485990, 36214975, 72429950]

約数ペア:

[(1, 72429950), (2, 36214975), (5, 14485990), (10, 7242995), (25, 2897198), (31, 2336450), (50, 1448599), (62, 1168225), (83, 872650), (155, 467290), (166, 436325), (310, 233645), (415, 174530), (563, 128650), (775, 93458), (830, 87265), (1126, 64325), (1550, 46729), (2075, 34906), (2573, 28150), (2815, 25730), (4150, 17453), (5146, 14075), (5630, 12865)]