1025518720

素因数分解:

$2^7\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1321}}^1$

素因数の和:2553

約数の個数: 64

約数和(自身を含む): 2455509240

約数和(自身を除く): 1429990520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1213, 1321, 2426, 2642, 4852, 5284, 6065, 6605, 9704, 10568, 12130, 13210, 19408, 21136, 24260, 26420, 38816, 42272, 48520, 52840, 77632, 84544, 97040, 105680, 155264, 169088, 194080, 211360, 388160, 422720, 776320, 845440, 1602373, 3204746, 6409492, 8011865, 12818984, 16023730, 25637968, 32047460, 51275936, 64094920, 102551872, 128189840, 205103744, 256379680, 512759360, 1025518720]

約数ペア:

[(1, 1025518720), (2, 512759360), (4, 256379680), (5, 205103744), (8, 128189840), (10, 102551872), (16, 64094920), (20, 51275936), (32, 32047460), (40, 25637968), (64, 16023730), (80, 12818984), (128, 8011865), (160, 6409492), (320, 3204746), (640, 1602373), (1213, 845440), (1321, 776320), (2426, 422720), (2642, 388160), (4852, 211360), (5284, 194080), (6065, 169088), (6605, 155264), (9704, 105680), (10568, 97040), (12130, 84544), (13210, 77632), (19408, 52840), (21136, 48520), (24260, 42272), (26420, 38816)]