15641250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 80

約数和(自身を含む): 40412064

約数和(自身を除く): 24770814

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 97, 125, 129, 150, 194, 215, 250, 258, 291, 375, 430, 485, 582, 625, 645, 750, 970, 1075, 1250, 1290, 1455, 1875, 2150, 2425, 2910, 3225, 3750, 4171, 4850, 5375, 6450, 7275, 8342, 10750, 12125, 12513, 14550, 16125, 20855, 24250, 25026, 26875, 32250, 36375, 41710, 53750, 60625, 62565, 72750, 80625, 104275, 121250, 125130, 161250, 181875, 208550, 312825, 363750, 521375, 625650, 1042750, 1564125, 2606875, 3128250, 5213750, 7820625, 15641250]

約数ペア:

[(1, 15641250), (2, 7820625), (3, 5213750), (5, 3128250), (6, 2606875), (10, 1564125), (15, 1042750), (25, 625650), (30, 521375), (43, 363750), (50, 312825), (75, 208550), (86, 181875), (97, 161250), (125, 125130), (129, 121250), (150, 104275), (194, 80625), (215, 72750), (250, 62565), (258, 60625), (291, 53750), (375, 41710), (430, 36375), (485, 32250), (582, 26875), (625, 25026), (645, 24250), (750, 20855), (970, 16125), (1075, 14550), (1250, 12513), (1290, 12125), (1455, 10750), (1875, 8342), (2150, 7275), (2425, 6450), (2910, 5375), (3225, 4850), (3750, 4171)]