207788503810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{1231}}^1\times {\mathrm{2131}}^1$

素因数の和:3547

約数の個数: 48

約数和(自身を含む): 378753927552

約数和(自身を除く): 170965423742

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1231, 2131, 2462, 4262, 6155, 7921, 10655, 12310, 15842, 21310, 39605, 79210, 109559, 189659, 219118, 379318, 547795, 948295, 1095590, 1896590, 2623261, 5246522, 9750751, 13116305, 16879651, 19501502, 26232610, 33759302, 48753755, 84398255, 97507510, 168796510, 233470229, 466940458, 1167351145, 2334702290, 20778850381, 41557700762, 103894251905, 207788503810]

約数ペア:

[(1, 207788503810), (2, 103894251905), (5, 41557700762), (10, 20778850381), (89, 2334702290), (178, 1167351145), (445, 466940458), (890, 233470229), (1231, 168796510), (2131, 97507510), (2462, 84398255), (4262, 48753755), (6155, 33759302), (7921, 26232610), (10655, 19501502), (12310, 16879651), (15842, 13116305), (21310, 9750751), (39605, 5246522), (79210, 2623261), (109559, 1896590), (189659, 1095590), (219118, 948295), (379318, 547795)]