129194975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 199362240

約数和(自身を除く): 70167265

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 109, 175, 325, 455, 521, 545, 763, 1417, 2275, 2605, 2725, 3647, 3815, 6773, 7085, 9919, 13025, 18235, 19075, 33865, 35425, 47411, 49595, 56789, 91175, 169325, 237055, 247975, 283945, 397523, 738257, 1185275, 1419725, 1987615, 3691285, 5167799, 9938075, 18456425, 25838995, 129194975]

約数ペア:

[(1, 129194975), (5, 25838995), (7, 18456425), (13, 9938075), (25, 5167799), (35, 3691285), (65, 1987615), (91, 1419725), (109, 1185275), (175, 738257), (325, 397523), (455, 283945), (521, 247975), (545, 237055), (763, 169325), (1417, 91175), (2275, 56789), (2605, 49595), (2725, 47411), (3647, 35425), (3815, 33865), (6773, 19075), (7085, 18235), (9919, 13025)]