131005070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 282341376

約数和(自身を除く): 151336306

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 73, 146, 155, 217, 310, 365, 434, 511, 730, 827, 1022, 1085, 1654, 2170, 2263, 2555, 4135, 4526, 5110, 5789, 8270, 11315, 11578, 15841, 22630, 25637, 28945, 31682, 51274, 57890, 60371, 79205, 120742, 128185, 158410, 179459, 256370, 301855, 358918, 422597, 603710, 845194, 897295, 1794590, 1871501, 2112985, 3743002, 4225970, 9357505, 13100507, 18715010, 26201014, 65502535, 131005070]

約数ペア:

[(1, 131005070), (2, 65502535), (5, 26201014), (7, 18715010), (10, 13100507), (14, 9357505), (31, 4225970), (35, 3743002), (62, 2112985), (70, 1871501), (73, 1794590), (146, 897295), (155, 845194), (217, 603710), (310, 422597), (365, 358918), (434, 301855), (511, 256370), (730, 179459), (827, 158410), (1022, 128185), (1085, 120742), (1654, 79205), (2170, 60371), (2263, 57890), (2555, 51274), (4135, 31682), (4526, 28945), (5110, 25637), (5789, 22630), (8270, 15841), (11315, 11578)]