68204650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 132848640

約数和(自身を除く): 64643990

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 395, 557, 775, 790, 1114, 1550, 1975, 2449, 2785, 3950, 4898, 5570, 12245, 13925, 17267, 24490, 27850, 34534, 44003, 61225, 86335, 88006, 122450, 172670, 220015, 431675, 440030, 863350, 1100075, 1364093, 2200150, 2728186, 6820465, 13640930, 34102325, 68204650]

約数ペア:

[(1, 68204650), (2, 34102325), (5, 13640930), (10, 6820465), (25, 2728186), (31, 2200150), (50, 1364093), (62, 1100075), (79, 863350), (155, 440030), (158, 431675), (310, 220015), (395, 172670), (557, 122450), (775, 88006), (790, 86335), (1114, 61225), (1550, 44003), (1975, 34534), (2449, 27850), (2785, 24490), (3950, 17267), (4898, 13925), (5570, 12245)]