40788500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 72

約数和(自身を含む): 93210936

約数和(自身を除く): 52422436

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 97, 100, 116, 125, 145, 194, 250, 290, 388, 485, 500, 580, 725, 841, 970, 1450, 1682, 1940, 2425, 2813, 2900, 3364, 3625, 4205, 4850, 5626, 7250, 8410, 9700, 11252, 12125, 14065, 14500, 16820, 21025, 24250, 28130, 42050, 48500, 56260, 70325, 81577, 84100, 105125, 140650, 163154, 210250, 281300, 326308, 351625, 407885, 420500, 703250, 815770, 1406500, 1631540, 2039425, 4078850, 8157700, 10197125, 20394250, 40788500]

約数ペア:

[(1, 40788500), (2, 20394250), (4, 10197125), (5, 8157700), (10, 4078850), (20, 2039425), (25, 1631540), (29, 1406500), (50, 815770), (58, 703250), (97, 420500), (100, 407885), (116, 351625), (125, 326308), (145, 281300), (194, 210250), (250, 163154), (290, 140650), (388, 105125), (485, 84100), (500, 81577), (580, 70325), (725, 56260), (841, 48500), (970, 42050), (1450, 28130), (1682, 24250), (1940, 21025), (2425, 16820), (2813, 14500), (2900, 14065), (3364, 12125), (3625, 11252), (4205, 9700), (4850, 8410), (5626, 7250)]