152821630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2981

約数の個数: 48

約数和(自身を含む): 307580544

約数和(自身を除く): 154758914

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 2917, 4030, 5239, 5834, 10478, 14585, 26195, 29170, 37921, 52390, 75842, 90427, 180854, 189605, 379210, 452135, 492973, 904270, 985946, 1175551, 2351102, 2464865, 4929730, 5877755, 11755510, 15282163, 30564326, 76410815, 152821630]

約数ペア:

[(1, 152821630), (2, 76410815), (5, 30564326), (10, 15282163), (13, 11755510), (26, 5877755), (31, 4929730), (62, 2464865), (65, 2351102), (130, 1175551), (155, 985946), (169, 904270), (310, 492973), (338, 452135), (403, 379210), (806, 189605), (845, 180854), (1690, 90427), (2015, 75842), (2917, 52390), (4030, 37921), (5239, 29170), (5834, 26195), (10478, 14585)]