51156950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 103232976

約数和(自身を除く): 52076026

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 211, 325, 373, 422, 650, 746, 1055, 1865, 2110, 2743, 3730, 4849, 5275, 5486, 9325, 9698, 10550, 13715, 18650, 24245, 27430, 48490, 68575, 78703, 121225, 137150, 157406, 242450, 393515, 787030, 1023139, 1967575, 2046278, 3935150, 5115695, 10231390, 25578475, 51156950]

約数ペア:

[(1, 51156950), (2, 25578475), (5, 10231390), (10, 5115695), (13, 3935150), (25, 2046278), (26, 1967575), (50, 1023139), (65, 787030), (130, 393515), (211, 242450), (325, 157406), (373, 137150), (422, 121225), (650, 78703), (746, 68575), (1055, 48490), (1865, 27430), (2110, 24245), (2743, 18650), (3730, 13715), (4849, 10550), (5275, 9698), (5486, 9325)]