61659950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1673

約数の個数: 48

約数和(自身を含む): 126956160

約数和(自身を除く): 65296210

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 550, 710, 781, 1562, 1579, 1775, 3158, 3550, 3905, 7810, 7895, 15790, 17369, 19525, 34738, 39050, 39475, 78950, 86845, 112109, 173690, 224218, 434225, 560545, 868450, 1121090, 1233199, 2466398, 2802725, 5605450, 6165995, 12331990, 30829975, 61659950]

約数ペア:

[(1, 61659950), (2, 30829975), (5, 12331990), (10, 6165995), (11, 5605450), (22, 2802725), (25, 2466398), (50, 1233199), (55, 1121090), (71, 868450), (110, 560545), (142, 434225), (275, 224218), (355, 173690), (550, 112109), (710, 86845), (781, 78950), (1562, 39475), (1579, 39050), (1775, 34738), (3158, 19525), (3550, 17369), (3905, 15790), (7810, 7895)]