156659592940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{637709}}^1$

素因数の和:637962

約数の個数: 48

約数和(自身を含む): 335547696960

約数和(自身を除く): 178888104020

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 173, 284, 346, 355, 692, 710, 865, 1420, 1730, 3460, 12283, 24566, 49132, 61415, 122830, 245660, 637709, 1275418, 2550836, 3188545, 6377090, 12754180, 45277339, 90554678, 110323657, 181109356, 220647314, 226386695, 441294628, 452773390, 551618285, 905546780, 1103236570, 2206473140, 7832979647, 15665959294, 31331918588, 39164898235, 78329796470, 156659592940]

約数ペア:

[(1, 156659592940), (2, 78329796470), (4, 39164898235), (5, 31331918588), (10, 15665959294), (20, 7832979647), (71, 2206473140), (142, 1103236570), (173, 905546780), (284, 551618285), (346, 452773390), (355, 441294628), (692, 226386695), (710, 220647314), (865, 181109356), (1420, 110323657), (1730, 90554678), (3460, 45277339), (12283, 12754180), (24566, 6377090), (49132, 3188545), (61415, 2550836), (122830, 1275418), (245660, 637709)]