65431600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12583}}^1$

素因数の和:12614

約数の個数: 60

約数和(自身を含む): 169305136

約数和(自身を除く): 103873536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 12583, 25166, 50332, 62915, 100664, 125830, 163579, 201328, 251660, 314575, 327158, 503320, 629150, 654316, 817895, 1006640, 1258300, 1308632, 1635790, 2516600, 2617264, 3271580, 4089475, 5033200, 6543160, 8178950, 13086320, 16357900, 32715800, 65431600]

約数ペア:

[(1, 65431600), (2, 32715800), (4, 16357900), (5, 13086320), (8, 8178950), (10, 6543160), (13, 5033200), (16, 4089475), (20, 3271580), (25, 2617264), (26, 2516600), (40, 1635790), (50, 1308632), (52, 1258300), (65, 1006640), (80, 817895), (100, 654316), (104, 629150), (130, 503320), (200, 327158), (208, 314575), (260, 251660), (325, 201328), (400, 163579), (520, 125830), (650, 100664), (1040, 62915), (1300, 50332), (2600, 25166), (5200, 12583)]