2153601250

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:557

約数の個数: 80

約数和(自身を含む): 4181411520

約数和(自身を除く): 2027810270

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 103, 125, 206, 215, 250, 389, 430, 515, 625, 778, 1030, 1075, 1250, 1945, 2150, 2575, 3890, 4429, 5150, 5375, 8858, 9725, 10750, 12875, 16727, 19450, 22145, 25750, 26875, 33454, 40067, 44290, 48625, 53750, 64375, 80134, 83635, 97250, 110725, 128750, 167270, 200335, 221450, 243125, 400670, 418175, 486250, 553625, 836350, 1001675, 1107250, 1722881, 2003350, 2090875, 2768125, 3445762, 4181750, 5008375, 5536250, 8614405, 10016750, 10454375, 17228810, 20908750, 25041875, 43072025, 50083750, 86144050, 215360125, 430720250, 1076800625, 2153601250]

約数ペア:

[(1, 2153601250), (2, 1076800625), (5, 430720250), (10, 215360125), (25, 86144050), (43, 50083750), (50, 43072025), (86, 25041875), (103, 20908750), (125, 17228810), (206, 10454375), (215, 10016750), (250, 8614405), (389, 5536250), (430, 5008375), (515, 4181750), (625, 3445762), (778, 2768125), (1030, 2090875), (1075, 2003350), (1250, 1722881), (1945, 1107250), (2150, 1001675), (2575, 836350), (3890, 553625), (4429, 486250), (5150, 418175), (5375, 400670), (8858, 243125), (9725, 221450), (10750, 200335), (12875, 167270), (16727, 128750), (19450, 110725), (22145, 97250), (25750, 83635), (26875, 80134), (33454, 64375), (40067, 53750), (44290, 48625)]