81997630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3373}}^1$

素因数の和:3421

約数の個数: 64

約数和(自身を含む): 183653568

約数和(自身を除く): 101655938

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 3373, 4862, 6746, 12155, 16865, 24310, 33730, 37103, 43849, 57341, 74206, 87698, 114682, 185515, 219245, 286705, 371030, 438490, 482339, 573410, 630751, 745433, 964678, 1261502, 1490866, 2411695, 3153755, 3727165, 4823390, 6307510, 7454330, 8199763, 16399526, 40998815, 81997630]

約数ペア:

[(1, 81997630), (2, 40998815), (5, 16399526), (10, 8199763), (11, 7454330), (13, 6307510), (17, 4823390), (22, 3727165), (26, 3153755), (34, 2411695), (55, 1490866), (65, 1261502), (85, 964678), (110, 745433), (130, 630751), (143, 573410), (170, 482339), (187, 438490), (221, 371030), (286, 286705), (374, 219245), (442, 185515), (715, 114682), (935, 87698), (1105, 74206), (1430, 57341), (1870, 43849), (2210, 37103), (2431, 33730), (3373, 24310), (4862, 16865), (6746, 12155)]