25306620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2141}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 71251488

約数和(自身を除く): 45944868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2141, 2364, 2955, 3940, 4282, 5910, 6423, 8564, 10705, 11820, 12846, 21410, 25692, 32115, 42820, 64230, 128460, 421777, 843554, 1265331, 1687108, 2108885, 2530662, 4217770, 5061324, 6326655, 8435540, 12653310, 25306620]

約数ペア:

[(1, 25306620), (2, 12653310), (3, 8435540), (4, 6326655), (5, 5061324), (6, 4217770), (10, 2530662), (12, 2108885), (15, 1687108), (20, 1265331), (30, 843554), (60, 421777), (197, 128460), (394, 64230), (591, 42820), (788, 32115), (985, 25692), (1182, 21410), (1970, 12846), (2141, 11820), (2364, 10705), (2955, 8564), (3940, 6423), (4282, 5910)]