1320457850

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{11701}}^1$

素因数の和:11811

約数の個数: 48

約数和(自身を含む): 2564001816

約数和(自身を除く): 1243543966

約数列:

[1, 2, 5, 10, 25, 37, 50, 61, 74, 122, 185, 305, 370, 610, 925, 1525, 1850, 2257, 3050, 4514, 11285, 11701, 22570, 23402, 56425, 58505, 112850, 117010, 292525, 432937, 585050, 713761, 865874, 1427522, 2164685, 3568805, 4329370, 7137610, 10823425, 17844025, 21646850, 26409157, 35688050, 52818314, 132045785, 264091570, 660228925, 1320457850]

約数ペア:

[(1, 1320457850), (2, 660228925), (5, 264091570), (10, 132045785), (25, 52818314), (37, 35688050), (50, 26409157), (61, 21646850), (74, 17844025), (122, 10823425), (185, 7137610), (305, 4329370), (370, 3568805), (610, 2164685), (925, 1427522), (1525, 865874), (1850, 713761), (2257, 585050), (3050, 432937), (4514, 292525), (11285, 117010), (11701, 112850), (22570, 58505), (23402, 56425)]