42640675

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 69852672

約数和(自身を除く): 27211997

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 175, 187, 275, 385, 425, 595, 935, 1303, 1309, 1925, 2975, 4675, 6515, 6545, 9121, 14333, 22151, 32575, 32725, 45605, 71665, 100331, 110755, 155057, 228025, 243661, 358325, 501655, 553775, 775285, 1218305, 1705627, 2508275, 3876425, 6091525, 8528135, 42640675]

約数ペア:

[(1, 42640675), (5, 8528135), (7, 6091525), (11, 3876425), (17, 2508275), (25, 1705627), (35, 1218305), (55, 775285), (77, 553775), (85, 501655), (119, 358325), (175, 243661), (187, 228025), (275, 155057), (385, 110755), (425, 100331), (595, 71665), (935, 45605), (1303, 32725), (1309, 32575), (1925, 22151), (2975, 14333), (4675, 9121), (6515, 6545)]