421600

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:68

約数の個数: 72

約数和(自身を含む): 1124928

約数和(自身を除く): 703328

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 50, 62, 68, 80, 85, 100, 124, 136, 155, 160, 170, 200, 248, 272, 310, 340, 400, 425, 496, 527, 544, 620, 680, 775, 800, 850, 992, 1054, 1240, 1360, 1550, 1700, 2108, 2480, 2635, 2720, 3100, 3400, 4216, 4960, 5270, 6200, 6800, 8432, 10540, 12400, 13175, 13600, 16864, 21080, 24800, 26350, 42160, 52700, 84320, 105400, 210800, 421600]

約数ペア:

[(1, 421600), (2, 210800), (4, 105400), (5, 84320), (8, 52700), (10, 42160), (16, 26350), (17, 24800), (20, 21080), (25, 16864), (31, 13600), (32, 13175), (34, 12400), (40, 10540), (50, 8432), (62, 6800), (68, 6200), (80, 5270), (85, 4960), (100, 4216), (124, 3400), (136, 3100), (155, 2720), (160, 2635), (170, 2480), (200, 2108), (248, 1700), (272, 1550), (310, 1360), (340, 1240), (400, 1054), (425, 992), (496, 850), (527, 800), (544, 775), (620, 680)]