40783925

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 54

約数和(自身を含む): 64025478

約数和(自身を除く): 23241553

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 169, 175, 197, 245, 325, 455, 637, 845, 985, 1183, 1225, 1379, 2275, 2561, 3185, 4225, 4925, 5915, 6895, 8281, 9653, 12805, 15925, 17927, 29575, 33293, 34475, 41405, 48265, 64025, 89635, 125489, 166465, 207025, 233051, 241325, 448175, 627445, 832325, 1165255, 1631357, 3137225, 5826275, 8156785, 40783925]

約数ペア:

[(1, 40783925), (5, 8156785), (7, 5826275), (13, 3137225), (25, 1631357), (35, 1165255), (49, 832325), (65, 627445), (91, 448175), (169, 241325), (175, 233051), (197, 207025), (245, 166465), (325, 125489), (455, 89635), (637, 64025), (845, 48265), (985, 41405), (1183, 34475), (1225, 33293), (1379, 29575), (2275, 17927), (2561, 15925), (3185, 12805), (4225, 9653), (4925, 8281), (5915, 6895)]