131001700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 296856000

約数和(自身を除く): 165854300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 199, 227, 290, 398, 454, 580, 725, 796, 908, 995, 1135, 1450, 1990, 2270, 2900, 3980, 4540, 4975, 5675, 5771, 6583, 9950, 11350, 11542, 13166, 19900, 22700, 23084, 26332, 28855, 32915, 45173, 57710, 65830, 90346, 115420, 131660, 144275, 164575, 180692, 225865, 288550, 329150, 451730, 577100, 658300, 903460, 1129325, 1310017, 2258650, 2620034, 4517300, 5240068, 6550085, 13100170, 26200340, 32750425, 65500850, 131001700]

約数ペア:

[(1, 131001700), (2, 65500850), (4, 32750425), (5, 26200340), (10, 13100170), (20, 6550085), (25, 5240068), (29, 4517300), (50, 2620034), (58, 2258650), (100, 1310017), (116, 1129325), (145, 903460), (199, 658300), (227, 577100), (290, 451730), (398, 329150), (454, 288550), (580, 225865), (725, 180692), (796, 164575), (908, 144275), (995, 131660), (1135, 115420), (1450, 90346), (1990, 65830), (2270, 57710), (2900, 45173), (3980, 32915), (4540, 28855), (4975, 26332), (5675, 23084), (5771, 22700), (6583, 19900), (9950, 13166), (11350, 11542)]