127148980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29297}}^1$

素因数の和:29344

約数の個数: 48

約数和(自身を含む): 315012096

約数和(自身を除く): 187863116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 29297, 58594, 117188, 146485, 205079, 292970, 410158, 585940, 820316, 908207, 1025395, 1816414, 2050790, 3632828, 4101580, 4541035, 6357449, 9082070, 12714898, 18164140, 25429796, 31787245, 63574490, 127148980]

約数ペア:

[(1, 127148980), (2, 63574490), (4, 31787245), (5, 25429796), (7, 18164140), (10, 12714898), (14, 9082070), (20, 6357449), (28, 4541035), (31, 4101580), (35, 3632828), (62, 2050790), (70, 1816414), (124, 1025395), (140, 908207), (155, 820316), (217, 585940), (310, 410158), (434, 292970), (620, 205079), (868, 146485), (1085, 117188), (2170, 58594), (4340, 29297)]