212918330

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1\times {\mathrm{823}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 393700608

約数和(自身を除く): 180782278

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 631, 823, 1262, 1646, 3155, 4115, 6310, 8230, 25871, 33743, 51742, 67486, 129355, 168715, 258710, 337430, 519313, 1038626, 2596565, 5193130, 21291833, 42583666, 106459165, 212918330]

約数ペア:

[(1, 212918330), (2, 106459165), (5, 42583666), (10, 21291833), (41, 5193130), (82, 2596565), (205, 1038626), (410, 519313), (631, 337430), (823, 258710), (1262, 168715), (1646, 129355), (3155, 67486), (4115, 51742), (6310, 33743), (8230, 25871)]