206605490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2667

約数の個数: 64

約数和(自身を含む): 463034880

約数和(自身を除く): 256429390

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 89, 91, 130, 178, 182, 445, 455, 623, 890, 910, 1157, 1246, 2314, 2551, 3115, 5102, 5785, 6230, 8099, 11570, 12755, 16198, 17857, 25510, 33163, 35714, 40495, 66326, 80990, 89285, 165815, 178570, 227039, 232141, 331630, 454078, 464282, 1135195, 1160705, 1589273, 2270390, 2321410, 2951507, 3178546, 5903014, 7946365, 14757535, 15892730, 20660549, 29515070, 41321098, 103302745, 206605490]

約数ペア:

[(1, 206605490), (2, 103302745), (5, 41321098), (7, 29515070), (10, 20660549), (13, 15892730), (14, 14757535), (26, 7946365), (35, 5903014), (65, 3178546), (70, 2951507), (89, 2321410), (91, 2270390), (130, 1589273), (178, 1160705), (182, 1135195), (445, 464282), (455, 454078), (623, 331630), (890, 232141), (910, 227039), (1157, 178570), (1246, 165815), (2314, 89285), (2551, 80990), (3115, 66326), (5102, 40495), (5785, 35714), (6230, 33163), (8099, 25510), (11570, 17857), (12755, 16198)]