87418975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 132991488

約数和(自身を除く): 45572513

約数列:

[1, 5, 7, 23, 25, 35, 37, 115, 161, 175, 185, 259, 575, 587, 805, 851, 925, 1295, 2935, 4025, 4109, 4255, 5957, 6475, 13501, 14675, 20545, 21275, 21719, 29785, 67505, 94507, 102725, 108595, 148925, 152033, 337525, 472535, 499537, 542975, 760165, 2362675, 2497685, 3496759, 3800825, 12488425, 17483795, 87418975]

約数ペア:

[(1, 87418975), (5, 17483795), (7, 12488425), (23, 3800825), (25, 3496759), (35, 2497685), (37, 2362675), (115, 760165), (161, 542975), (175, 499537), (185, 472535), (259, 337525), (575, 152033), (587, 148925), (805, 108595), (851, 102725), (925, 94507), (1295, 67505), (2935, 29785), (4025, 21719), (4109, 21275), (4255, 20545), (5957, 14675), (6475, 13501)]