71788750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:283

約数の個数: 80

約数和(自身を含む): 153850752

約数和(自身を除く): 82062002

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 125, 227, 230, 250, 253, 275, 454, 506, 550, 575, 625, 1135, 1150, 1250, 1265, 1375, 2270, 2497, 2530, 2750, 2875, 4994, 5221, 5675, 5750, 6325, 6875, 10442, 11350, 12485, 12650, 13750, 14375, 24970, 26105, 28375, 28750, 31625, 52210, 56750, 57431, 62425, 63250, 114862, 124850, 130525, 141875, 158125, 261050, 283750, 287155, 312125, 316250, 574310, 624250, 652625, 1305250, 1435775, 1560625, 2871550, 3121250, 3263125, 6526250, 7178875, 14357750, 35894375, 71788750]

約数ペア:

[(1, 71788750), (2, 35894375), (5, 14357750), (10, 7178875), (11, 6526250), (22, 3263125), (23, 3121250), (25, 2871550), (46, 1560625), (50, 1435775), (55, 1305250), (110, 652625), (115, 624250), (125, 574310), (227, 316250), (230, 312125), (250, 287155), (253, 283750), (275, 261050), (454, 158125), (506, 141875), (550, 130525), (575, 124850), (625, 114862), (1135, 63250), (1150, 62425), (1250, 57431), (1265, 56750), (1375, 52210), (2270, 31625), (2497, 28750), (2530, 28375), (2750, 26105), (2875, 24970), (4994, 14375), (5221, 13750), (5675, 12650), (5750, 12485), (6325, 11350), (6875, 10442)]