15758990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 30735936

約数和(自身を除く): 14976946

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 503, 1006, 1205, 2410, 2515, 3133, 5030, 6266, 6539, 13078, 15665, 31330, 32695, 65390, 121223, 242446, 606115, 1212230, 1575899, 3151798, 7879495, 15758990]

約数ペア:

[(1, 15758990), (2, 7879495), (5, 3151798), (10, 1575899), (13, 1212230), (26, 606115), (65, 242446), (130, 121223), (241, 65390), (482, 32695), (503, 31330), (1006, 15665), (1205, 13078), (2410, 6539), (2515, 6266), (3133, 5030)]