389266670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{5953}}^1$

素因数の和:6476

約数の個数: 32

約数和(自身を含む): 756205632

約数和(自身を除く): 366938962

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 503, 1006, 2515, 5030, 5953, 6539, 11906, 13078, 29765, 32695, 59530, 65390, 77389, 154778, 386945, 773890, 2994359, 5988718, 14971795, 29943590, 38926667, 77853334, 194633335, 389266670]

約数ペア:

[(1, 389266670), (2, 194633335), (5, 77853334), (10, 38926667), (13, 29943590), (26, 14971795), (65, 5988718), (130, 2994359), (503, 773890), (1006, 386945), (2515, 154778), (5030, 77389), (5953, 65390), (6539, 59530), (11906, 32695), (13078, 29765)]