6500650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 13296024

約数和(自身を除く): 6795374

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 137, 146, 274, 325, 365, 650, 685, 730, 949, 1370, 1781, 1825, 1898, 3425, 3562, 3650, 4745, 6850, 8905, 9490, 10001, 17810, 20002, 23725, 44525, 47450, 50005, 89050, 100010, 130013, 250025, 260026, 500050, 650065, 1300130, 3250325, 6500650]

約数ペア:

[(1, 6500650), (2, 3250325), (5, 1300130), (10, 650065), (13, 500050), (25, 260026), (26, 250025), (50, 130013), (65, 100010), (73, 89050), (130, 50005), (137, 47450), (146, 44525), (274, 23725), (325, 20002), (365, 17810), (650, 10001), (685, 9490), (730, 8905), (949, 6850), (1370, 4745), (1781, 3650), (1825, 3562), (1898, 3425)]