31625120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 80196480

約数和(自身を除く): 48571360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 101, 103, 152, 160, 190, 202, 206, 304, 380, 404, 412, 505, 515, 608, 760, 808, 824, 1010, 1030, 1520, 1616, 1648, 1919, 1957, 2020, 2060, 3040, 3232, 3296, 3838, 3914, 4040, 4120, 7676, 7828, 8080, 8240, 9595, 9785, 10403, 15352, 15656, 16160, 16480, 19190, 19570, 20806, 30704, 31312, 38380, 39140, 41612, 52015, 61408, 62624, 76760, 78280, 83224, 104030, 153520, 156560, 166448, 197657, 208060, 307040, 313120, 332896, 395314, 416120, 790628, 832240, 988285, 1581256, 1664480, 1976570, 3162512, 3953140, 6325024, 7906280, 15812560, 31625120]

約数ペア:

[(1, 31625120), (2, 15812560), (4, 7906280), (5, 6325024), (8, 3953140), (10, 3162512), (16, 1976570), (19, 1664480), (20, 1581256), (32, 988285), (38, 832240), (40, 790628), (76, 416120), (80, 395314), (95, 332896), (101, 313120), (103, 307040), (152, 208060), (160, 197657), (190, 166448), (202, 156560), (206, 153520), (304, 104030), (380, 83224), (404, 78280), (412, 76760), (505, 62624), (515, 61408), (608, 52015), (760, 41612), (808, 39140), (824, 38380), (1010, 31312), (1030, 30704), (1520, 20806), (1616, 19570), (1648, 19190), (1919, 16480), (1957, 16160), (2020, 15656), (2060, 15352), (3040, 10403), (3232, 9785), (3296, 9595), (3838, 8240), (3914, 8080), (4040, 7828), (4120, 7676)]