1295700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{617}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 4291392

約数和(自身を除く): 2995692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 617, 700, 1050, 1234, 1851, 2100, 2468, 3085, 3702, 4319, 6170, 7404, 8638, 9255, 12340, 12957, 15425, 17276, 18510, 21595, 25914, 30850, 37020, 43190, 46275, 51828, 61700, 64785, 86380, 92550, 107975, 129570, 185100, 215950, 259140, 323925, 431900, 647850, 1295700]

約数ペア:

[(1, 1295700), (2, 647850), (3, 431900), (4, 323925), (5, 259140), (6, 215950), (7, 185100), (10, 129570), (12, 107975), (14, 92550), (15, 86380), (20, 64785), (21, 61700), (25, 51828), (28, 46275), (30, 43190), (35, 37020), (42, 30850), (50, 25914), (60, 21595), (70, 18510), (75, 17276), (84, 15425), (100, 12957), (105, 12340), (140, 9255), (150, 8638), (175, 7404), (210, 6170), (300, 4319), (350, 3702), (420, 3085), (525, 2468), (617, 2100), (700, 1851), (1050, 1234)]