28678830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1061}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 74323008

約数和(自身を除く): 45644178

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 53, 85, 102, 106, 159, 170, 255, 265, 318, 510, 530, 795, 901, 1061, 1590, 1802, 2122, 2703, 3183, 4505, 5305, 5406, 6366, 9010, 10610, 13515, 15915, 18037, 27030, 31830, 36074, 54111, 56233, 90185, 108222, 112466, 168699, 180370, 270555, 281165, 337398, 541110, 562330, 843495, 955961, 1686990, 1911922, 2867883, 4779805, 5735766, 9559610, 14339415, 28678830]

約数ペア:

[(1, 28678830), (2, 14339415), (3, 9559610), (5, 5735766), (6, 4779805), (10, 2867883), (15, 1911922), (17, 1686990), (30, 955961), (34, 843495), (51, 562330), (53, 541110), (85, 337398), (102, 281165), (106, 270555), (159, 180370), (170, 168699), (255, 112466), (265, 108222), (318, 90185), (510, 56233), (530, 54111), (795, 36074), (901, 31830), (1061, 27030), (1590, 18037), (1802, 15915), (2122, 13515), (2703, 10610), (3183, 9010), (4505, 6366), (5305, 5406)]