254934650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1613}}^1$

素因数の和:1763

約数の個数: 48

約数和(自身を含む): 495336600

約数和(自身を除く): 240401950

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 109, 145, 218, 290, 545, 725, 1090, 1450, 1613, 2725, 3161, 3226, 5450, 6322, 8065, 15805, 16130, 31610, 40325, 46777, 79025, 80650, 93554, 158050, 175817, 233885, 351634, 467770, 879085, 1169425, 1758170, 2338850, 4395425, 5098693, 8790850, 10197386, 25493465, 50986930, 127467325, 254934650]

約数ペア:

[(1, 254934650), (2, 127467325), (5, 50986930), (10, 25493465), (25, 10197386), (29, 8790850), (50, 5098693), (58, 4395425), (109, 2338850), (145, 1758170), (218, 1169425), (290, 879085), (545, 467770), (725, 351634), (1090, 233885), (1450, 175817), (1613, 158050), (2725, 93554), (3161, 80650), (3226, 79025), (5450, 46777), (6322, 40325), (8065, 31610), (15805, 16130)]