13303986025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{3251}}^1$

素因数の和:3942

約数の個数: 48

約数和(自身を含む): 18813938688

約数和(自身を除く): 5509952663

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 647, 1265, 3235, 3251, 6325, 7117, 14881, 16175, 16255, 35585, 35761, 74405, 74773, 81275, 163691, 177925, 178805, 372025, 373865, 818455, 822503, 894025, 1869325, 2103397, 4092275, 4112515, 10516985, 20562575, 23137367, 48378131, 52584925, 115686835, 241890655, 532159441, 578434175, 1209453275, 2660797205, 13303986025]

約数ペア:

[(1, 13303986025), (5, 2660797205), (11, 1209453275), (23, 578434175), (25, 532159441), (55, 241890655), (115, 115686835), (253, 52584925), (275, 48378131), (575, 23137367), (647, 20562575), (1265, 10516985), (3235, 4112515), (3251, 4092275), (6325, 2103397), (7117, 1869325), (14881, 894025), (16175, 822503), (16255, 818455), (35585, 373865), (35761, 372025), (74405, 178805), (74773, 177925), (81275, 163691)]