57438970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 110103840

約数和(自身を除く): 52664870

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 139, 155, 215, 278, 310, 430, 695, 961, 1333, 1390, 1922, 2666, 4309, 4805, 5977, 6665, 8618, 9610, 11954, 13330, 21545, 29885, 41323, 43090, 59770, 82646, 133579, 185287, 206615, 267158, 370574, 413230, 667895, 926435, 1335790, 1852870, 5743897, 11487794, 28719485, 57438970]

約数ペア:

[(1, 57438970), (2, 28719485), (5, 11487794), (10, 5743897), (31, 1852870), (43, 1335790), (62, 926435), (86, 667895), (139, 413230), (155, 370574), (215, 267158), (278, 206615), (310, 185287), (430, 133579), (695, 82646), (961, 59770), (1333, 43090), (1390, 41323), (1922, 29885), (2666, 21545), (4309, 13330), (4805, 11954), (5977, 9610), (6665, 8618)]