200775220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4561}}^1$

素因数の和:4672

約数の個数: 48

約数和(自身を含む): 441455616

約数和(自身を除く): 240680396

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2201, 4402, 4561, 8804, 9122, 11005, 18244, 22010, 22805, 44020, 45610, 91220, 141391, 282782, 323831, 565564, 647662, 706955, 1295324, 1413910, 1619155, 2827820, 3238310, 6476620, 10038761, 20077522, 40155044, 50193805, 100387610, 200775220]

約数ペア:

[(1, 200775220), (2, 100387610), (4, 50193805), (5, 40155044), (10, 20077522), (20, 10038761), (31, 6476620), (62, 3238310), (71, 2827820), (124, 1619155), (142, 1413910), (155, 1295324), (284, 706955), (310, 647662), (355, 565564), (620, 323831), (710, 282782), (1420, 141391), (2201, 91220), (4402, 45610), (4561, 44020), (8804, 22805), (9122, 22010), (11005, 18244)]