90980451050

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{631}}^1\times {\mathrm{27997}}^1$

素因数の和:28743

約数の個数: 48

約数和(自身を含む): 171143486592

約数和(自身を除く): 80163035542

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 631, 1030, 1262, 2575, 3155, 5150, 6310, 15775, 27997, 31550, 55994, 64993, 129986, 139985, 279970, 324965, 649930, 699925, 1399850, 1624825, 2883691, 3249650, 5767382, 14418455, 17666107, 28836910, 35332214, 72092275, 88330535, 144184550, 176661070, 441652675, 883305350, 1819609021, 3639218042, 9098045105, 18196090210, 45490225525, 90980451050]

約数ペア:

[(1, 90980451050), (2, 45490225525), (5, 18196090210), (10, 9098045105), (25, 3639218042), (50, 1819609021), (103, 883305350), (206, 441652675), (515, 176661070), (631, 144184550), (1030, 88330535), (1262, 72092275), (2575, 35332214), (3155, 28836910), (5150, 17666107), (6310, 14418455), (15775, 5767382), (27997, 3249650), (31550, 2883691), (55994, 1624825), (64993, 1399850), (129986, 699925), (139985, 649930), (279970, 324965)]