87914450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4363}}^1$

素因数の和:4419

約数の個数: 48

約数和(自身を含む): 181821696

約数和(自身を除く): 93907246

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 4363, 8726, 10075, 20150, 21815, 43630, 56719, 109075, 113438, 135253, 218150, 270506, 283595, 567190, 676265, 1352530, 1417975, 1758289, 2835950, 3381325, 3516578, 6762650, 8791445, 17582890, 43957225, 87914450]

約数ペア:

[(1, 87914450), (2, 43957225), (5, 17582890), (10, 8791445), (13, 6762650), (25, 3516578), (26, 3381325), (31, 2835950), (50, 1758289), (62, 1417975), (65, 1352530), (130, 676265), (155, 567190), (310, 283595), (325, 270506), (403, 218150), (650, 135253), (775, 113438), (806, 109075), (1550, 56719), (2015, 43630), (4030, 21815), (4363, 20150), (8726, 10075)]