1531872500

素因数分解:

$2^2\times 5^4\times {\mathrm{97}}^1\times {\mathrm{6317}}^1$

素因数の和:6438

約数の個数: 60

約数和(自身を含む): 3384969588

約数和(自身を除く): 1853097088

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 388, 485, 500, 625, 970, 1250, 1940, 2425, 2500, 4850, 6317, 9700, 12125, 12634, 24250, 25268, 31585, 48500, 60625, 63170, 121250, 126340, 157925, 242500, 315850, 612749, 631700, 789625, 1225498, 1579250, 2450996, 3063745, 3158500, 3948125, 6127490, 7896250, 12254980, 15318725, 15792500, 30637450, 61274900, 76593625, 153187250, 306374500, 382968125, 765936250, 1531872500]

約数ペア:

[(1, 1531872500), (2, 765936250), (4, 382968125), (5, 306374500), (10, 153187250), (20, 76593625), (25, 61274900), (50, 30637450), (97, 15792500), (100, 15318725), (125, 12254980), (194, 7896250), (250, 6127490), (388, 3948125), (485, 3158500), (500, 3063745), (625, 2450996), (970, 1579250), (1250, 1225498), (1940, 789625), (2425, 631700), (2500, 612749), (4850, 315850), (6317, 242500), (9700, 157925), (12125, 126340), (12634, 121250), (24250, 63170), (25268, 60625), (31585, 48500)]