30639875

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 46597824

約数和(自身を除く): 15957949

約数列:

[1, 5, 7, 19, 25, 35, 95, 97, 125, 133, 175, 361, 475, 485, 665, 679, 875, 1805, 1843, 2375, 2425, 2527, 3325, 3395, 9025, 9215, 12125, 12635, 12901, 16625, 16975, 35017, 45125, 46075, 63175, 64505, 84875, 175085, 230375, 245119, 315875, 322525, 875425, 1225595, 1612625, 4377125, 6127975, 30639875]

約数ペア:

[(1, 30639875), (5, 6127975), (7, 4377125), (19, 1612625), (25, 1225595), (35, 875425), (95, 322525), (97, 315875), (125, 245119), (133, 230375), (175, 175085), (361, 84875), (475, 64505), (485, 63175), (665, 46075), (679, 45125), (875, 35017), (1805, 16975), (1843, 16625), (2375, 12901), (2425, 12635), (2527, 12125), (3325, 9215), (3395, 9025)]