74978800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{14419}}^1$

素因数の和:14450

約数の個数: 60

約数和(自身を含む): 194006680

約数和(自身を除く): 119027880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 14419, 28838, 57676, 72095, 115352, 144190, 187447, 230704, 288380, 360475, 374894, 576760, 720950, 749788, 937235, 1153520, 1441900, 1499576, 1874470, 2883800, 2999152, 3748940, 4686175, 5767600, 7497880, 9372350, 14995760, 18744700, 37489400, 74978800]

約数ペア:

[(1, 74978800), (2, 37489400), (4, 18744700), (5, 14995760), (8, 9372350), (10, 7497880), (13, 5767600), (16, 4686175), (20, 3748940), (25, 2999152), (26, 2883800), (40, 1874470), (50, 1499576), (52, 1441900), (65, 1153520), (80, 937235), (100, 749788), (104, 720950), (130, 576760), (200, 374894), (208, 360475), (260, 288380), (325, 230704), (400, 187447), (520, 144190), (650, 115352), (1040, 72095), (1300, 57676), (2600, 28838), (5200, 14419)]