128598980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4583}}^1$

素因数の和:4676

約数の個数: 48

約数和(自身を含む): 286481664

約数和(自身を除く): 157882684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 2806, 4583, 5612, 7015, 9166, 14030, 18332, 22915, 28060, 45830, 91660, 105409, 210818, 279563, 421636, 527045, 559126, 1054090, 1118252, 1397815, 2108180, 2795630, 5591260, 6429949, 12859898, 25719796, 32149745, 64299490, 128598980]

約数ペア:

[(1, 128598980), (2, 64299490), (4, 32149745), (5, 25719796), (10, 12859898), (20, 6429949), (23, 5591260), (46, 2795630), (61, 2108180), (92, 1397815), (115, 1118252), (122, 1054090), (230, 559126), (244, 527045), (305, 421636), (460, 279563), (610, 210818), (1220, 105409), (1403, 91660), (2806, 45830), (4583, 28060), (5612, 22915), (7015, 18332), (9166, 14030)]