25717220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1511}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 57915648

約数和(自身を除く): 32198428

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1511, 1702, 3022, 3404, 4255, 6044, 7555, 8510, 15110, 17020, 30220, 34753, 55907, 69506, 111814, 139012, 173765, 223628, 279535, 347530, 559070, 695060, 1118140, 1285861, 2571722, 5143444, 6429305, 12858610, 25717220]

約数ペア:

[(1, 25717220), (2, 12858610), (4, 6429305), (5, 5143444), (10, 2571722), (20, 1285861), (23, 1118140), (37, 695060), (46, 559070), (74, 347530), (92, 279535), (115, 223628), (148, 173765), (185, 139012), (230, 111814), (370, 69506), (460, 55907), (740, 34753), (851, 30220), (1511, 17020), (1702, 15110), (3022, 8510), (3404, 7555), (4255, 6044)]