78397500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{10453}}^1$

素因数の和:10480

約数の個数: 60

約数和(自身を含む): 228608072

約数和(自身を除く): 150210572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3750, 7500, 10453, 20906, 31359, 41812, 52265, 62718, 104530, 125436, 156795, 209060, 261325, 313590, 522650, 627180, 783975, 1045300, 1306625, 1567950, 2613250, 3135900, 3919875, 5226500, 6533125, 7839750, 13066250, 15679500, 19599375, 26132500, 39198750, 78397500]

約数ペア:

[(1, 78397500), (2, 39198750), (3, 26132500), (4, 19599375), (5, 15679500), (6, 13066250), (10, 7839750), (12, 6533125), (15, 5226500), (20, 3919875), (25, 3135900), (30, 2613250), (50, 1567950), (60, 1306625), (75, 1045300), (100, 783975), (125, 627180), (150, 522650), (250, 313590), (300, 261325), (375, 209060), (500, 156795), (625, 125436), (750, 104530), (1250, 62718), (1500, 52265), (1875, 41812), (2500, 31359), (3750, 20906), (7500, 10453)]