88653100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 201080880

約数和(自身を除く): 112427780

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 53, 86, 100, 106, 172, 212, 215, 265, 389, 430, 530, 778, 860, 1060, 1075, 1325, 1556, 1945, 2150, 2279, 2650, 3890, 4300, 4558, 5300, 7780, 9116, 9725, 11395, 16727, 19450, 20617, 22790, 33454, 38900, 41234, 45580, 56975, 66908, 82468, 83635, 103085, 113950, 167270, 206170, 227900, 334540, 412340, 418175, 515425, 836350, 886531, 1030850, 1672700, 1773062, 2061700, 3546124, 4432655, 8865310, 17730620, 22163275, 44326550, 88653100]

約数ペア:

[(1, 88653100), (2, 44326550), (4, 22163275), (5, 17730620), (10, 8865310), (20, 4432655), (25, 3546124), (43, 2061700), (50, 1773062), (53, 1672700), (86, 1030850), (100, 886531), (106, 836350), (172, 515425), (212, 418175), (215, 412340), (265, 334540), (389, 227900), (430, 206170), (530, 167270), (778, 113950), (860, 103085), (1060, 83635), (1075, 82468), (1325, 66908), (1556, 56975), (1945, 45580), (2150, 41234), (2279, 38900), (2650, 33454), (3890, 22790), (4300, 20617), (4558, 19450), (5300, 16727), (7780, 11395), (9116, 9725)]