61979216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15683}}^1$

素因数の和:15723

約数の個数: 40

約数和(自身を含む): 136137120

約数和(自身を除く): 74157904

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 15683, 31366, 62732, 125464, 203879, 250928, 297977, 407758, 595954, 815516, 1191908, 1631032, 2383816, 3262064, 3873701, 4767632, 7747402, 15494804, 30989608, 61979216]

約数ペア:

[(1, 61979216), (2, 30989608), (4, 15494804), (8, 7747402), (13, 4767632), (16, 3873701), (19, 3262064), (26, 2383816), (38, 1631032), (52, 1191908), (76, 815516), (104, 595954), (152, 407758), (208, 297977), (247, 250928), (304, 203879), (494, 125464), (988, 62732), (1976, 31366), (3952, 15683)]