63909980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1321}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 139920480

約数和(自身を除く): 76010500

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 118, 164, 205, 236, 295, 410, 590, 820, 1180, 1321, 2419, 2642, 4838, 5284, 6605, 9676, 12095, 13210, 24190, 26420, 48380, 54161, 77939, 108322, 155878, 216644, 270805, 311756, 389695, 541610, 779390, 1083220, 1558780, 3195499, 6390998, 12781996, 15977495, 31954990, 63909980]

約数ペア:

[(1, 63909980), (2, 31954990), (4, 15977495), (5, 12781996), (10, 6390998), (20, 3195499), (41, 1558780), (59, 1083220), (82, 779390), (118, 541610), (164, 389695), (205, 311756), (236, 270805), (295, 216644), (410, 155878), (590, 108322), (820, 77939), (1180, 54161), (1321, 48380), (2419, 26420), (2642, 24190), (4838, 13210), (5284, 12095), (6605, 9676)]