71409390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{647}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 185504256

約数和(自身を除く): 114094866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 283, 390, 566, 647, 849, 1294, 1415, 1698, 1941, 2830, 3235, 3679, 3882, 4245, 6470, 7358, 8411, 8490, 9705, 11037, 16822, 18395, 19410, 22074, 25233, 36790, 42055, 50466, 55185, 84110, 110370, 126165, 183101, 252330, 366202, 549303, 915505, 1098606, 1831010, 2380313, 2746515, 4760626, 5493030, 7140939, 11901565, 14281878, 23803130, 35704695, 71409390]

約数ペア:

[(1, 71409390), (2, 35704695), (3, 23803130), (5, 14281878), (6, 11901565), (10, 7140939), (13, 5493030), (15, 4760626), (26, 2746515), (30, 2380313), (39, 1831010), (65, 1098606), (78, 915505), (130, 549303), (195, 366202), (283, 252330), (390, 183101), (566, 126165), (647, 110370), (849, 84110), (1294, 55185), (1415, 50466), (1698, 42055), (1941, 36790), (2830, 25233), (3235, 22074), (3679, 19410), (3882, 18395), (4245, 16822), (6470, 11037), (7358, 9705), (8411, 8490)]