16690400

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:724

約数の個数: 72

約数和(自身を含む): 42122304

約数和(自身を除く): 25431904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 673, 775, 800, 992, 1240, 1346, 1550, 2480, 2692, 3100, 3365, 4960, 5384, 6200, 6730, 10768, 12400, 13460, 16825, 20863, 21536, 24800, 26920, 33650, 41726, 53840, 67300, 83452, 104315, 107680, 134600, 166904, 208630, 269200, 333808, 417260, 521575, 538400, 667616, 834520, 1043150, 1669040, 2086300, 3338080, 4172600, 8345200, 16690400]

約数ペア:

[(1, 16690400), (2, 8345200), (4, 4172600), (5, 3338080), (8, 2086300), (10, 1669040), (16, 1043150), (20, 834520), (25, 667616), (31, 538400), (32, 521575), (40, 417260), (50, 333808), (62, 269200), (80, 208630), (100, 166904), (124, 134600), (155, 107680), (160, 104315), (200, 83452), (248, 67300), (310, 53840), (400, 41726), (496, 33650), (620, 26920), (673, 24800), (775, 21536), (800, 20863), (992, 16825), (1240, 13460), (1346, 12400), (1550, 10768), (2480, 6730), (2692, 6200), (3100, 5384), (3365, 4960)]