156920921575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1\times {\mathrm{7247}}^1$

素因数の和:8448

約数の個数: 48

約数和(自身を含む): 215484779520

約数和(自身を除く): 58563857945

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1109, 1775, 3905, 5545, 7247, 12199, 19525, 27725, 36235, 60995, 78739, 79717, 181175, 304975, 393695, 398585, 514537, 866129, 1968475, 1992925, 2572685, 4330645, 5659907, 8036923, 12863425, 21653225, 28299535, 40184615, 88406153, 141497675, 200923075, 442030765, 570621533, 2210153825, 2853107665, 6276836863, 14265538325, 31384184315, 156920921575]

約数ペア:

[(1, 156920921575), (5, 31384184315), (11, 14265538325), (25, 6276836863), (55, 2853107665), (71, 2210153825), (275, 570621533), (355, 442030765), (781, 200923075), (1109, 141497675), (1775, 88406153), (3905, 40184615), (5545, 28299535), (7247, 21653225), (12199, 12863425), (19525, 8036923), (27725, 5659907), (36235, 4330645), (60995, 2572685), (78739, 1992925), (79717, 1968475), (181175, 866129), (304975, 514537), (393695, 398585)]