200498680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6857}}^1$

素因数の和:6928

約数の個数: 64

約数和(自身を含む): 488838240

約数和(自身を除く): 288339560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 6857, 7310, 13714, 14620, 27428, 29240, 34285, 54856, 68570, 116569, 137140, 233138, 274280, 294851, 466276, 582845, 589702, 932552, 1165690, 1179404, 1474255, 2331380, 2358808, 2948510, 4662760, 5012467, 5897020, 10024934, 11794040, 20049868, 25062335, 40099736, 50124670, 100249340, 200498680]

約数ペア:

[(1, 200498680), (2, 100249340), (4, 50124670), (5, 40099736), (8, 25062335), (10, 20049868), (17, 11794040), (20, 10024934), (34, 5897020), (40, 5012467), (43, 4662760), (68, 2948510), (85, 2358808), (86, 2331380), (136, 1474255), (170, 1179404), (172, 1165690), (215, 932552), (340, 589702), (344, 582845), (430, 466276), (680, 294851), (731, 274280), (860, 233138), (1462, 137140), (1720, 116569), (2924, 68570), (3655, 54856), (5848, 34285), (6857, 29240), (7310, 27428), (13714, 14620)]