201700880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81331}}^1$

素因数の和:81375

約数の個数: 40

約数和(自身を含む): 484088064

約数和(自身を除く): 282387184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81331, 162662, 325324, 406655, 650648, 813310, 1301296, 1626620, 2521261, 3253240, 5042522, 6506480, 10085044, 12606305, 20170088, 25212610, 40340176, 50425220, 100850440, 201700880]

約数ペア:

[(1, 201700880), (2, 100850440), (4, 50425220), (5, 40340176), (8, 25212610), (10, 20170088), (16, 12606305), (20, 10085044), (31, 6506480), (40, 5042522), (62, 3253240), (80, 2521261), (124, 1626620), (155, 1301296), (248, 813310), (310, 650648), (496, 406655), (620, 325324), (1240, 162662), (2480, 81331)]