838486570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 1599056640

約数和(自身を除く): 760570070

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 193, 211, 290, 355, 386, 422, 710, 965, 1055, 1930, 2059, 2110, 4118, 5597, 6119, 10295, 11194, 12238, 13703, 14981, 20590, 27406, 27985, 29962, 30595, 40723, 55970, 61190, 68515, 74905, 81446, 137030, 149810, 203615, 397387, 407230, 434449, 794774, 868898, 1180967, 1986935, 2172245, 2361934, 2891333, 3973870, 4344490, 5782666, 5904835, 11809670, 14456665, 28913330, 83848657, 167697314, 419243285, 838486570]

約数ペア:

[(1, 838486570), (2, 419243285), (5, 167697314), (10, 83848657), (29, 28913330), (58, 14456665), (71, 11809670), (142, 5904835), (145, 5782666), (193, 4344490), (211, 3973870), (290, 2891333), (355, 2361934), (386, 2172245), (422, 1986935), (710, 1180967), (965, 868898), (1055, 794774), (1930, 434449), (2059, 407230), (2110, 397387), (4118, 203615), (5597, 149810), (6119, 137030), (10295, 81446), (11194, 74905), (12238, 68515), (13703, 61190), (14981, 55970), (20590, 40723), (27406, 30595), (27985, 29962)]