87385725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 180827712

約数和(自身を除く): 93441987

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 113, 175, 225, 315, 339, 491, 525, 565, 791, 1017, 1473, 1575, 1695, 2373, 2455, 2825, 3437, 3955, 4419, 5085, 7119, 7365, 8475, 10311, 11865, 12275, 17185, 19775, 22095, 25425, 30933, 35595, 36825, 51555, 55483, 59325, 85925, 110475, 154665, 166449, 177975, 257775, 277415, 388381, 499347, 773325, 832245, 1165143, 1387075, 1941905, 2496735, 3495429, 4161225, 5825715, 9709525, 12483675, 17477145, 29128575, 87385725]

約数ペア:

[(1, 87385725), (3, 29128575), (5, 17477145), (7, 12483675), (9, 9709525), (15, 5825715), (21, 4161225), (25, 3495429), (35, 2496735), (45, 1941905), (63, 1387075), (75, 1165143), (105, 832245), (113, 773325), (175, 499347), (225, 388381), (315, 277415), (339, 257775), (491, 177975), (525, 166449), (565, 154665), (791, 110475), (1017, 85925), (1473, 59325), (1575, 55483), (1695, 51555), (2373, 36825), (2455, 35595), (2825, 30933), (3437, 25425), (3955, 22095), (4419, 19775), (5085, 17185), (7119, 12275), (7365, 11865), (8475, 10311)]