203131630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1741

約数の個数: 64

約数和(自身を含む): 421158528

約数和(自身を除く): 218026898

約数列:

[1, 2, 5, 10, 13, 23, 26, 41, 46, 65, 82, 115, 130, 205, 230, 299, 410, 533, 598, 943, 1066, 1495, 1657, 1886, 2665, 2990, 3314, 4715, 5330, 8285, 9430, 12259, 16570, 21541, 24518, 38111, 43082, 61295, 67937, 76222, 107705, 122590, 135874, 190555, 215410, 339685, 381110, 495443, 679370, 883181, 990886, 1562551, 1766362, 2477215, 3125102, 4415905, 4954430, 7812755, 8831810, 15625510, 20313163, 40626326, 101565815, 203131630]

約数ペア:

[(1, 203131630), (2, 101565815), (5, 40626326), (10, 20313163), (13, 15625510), (23, 8831810), (26, 7812755), (41, 4954430), (46, 4415905), (65, 3125102), (82, 2477215), (115, 1766362), (130, 1562551), (205, 990886), (230, 883181), (299, 679370), (410, 495443), (533, 381110), (598, 339685), (943, 215410), (1066, 190555), (1495, 135874), (1657, 122590), (1886, 107705), (2665, 76222), (2990, 67937), (3314, 61295), (4715, 43082), (5330, 38111), (8285, 24518), (9430, 21541), (12259, 16570)]