19350250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 39929760

約数和(自身を除く): 20579510

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 125, 145, 157, 170, 250, 290, 314, 425, 493, 725, 785, 850, 986, 1450, 1570, 2125, 2465, 2669, 3625, 3925, 4250, 4553, 4930, 5338, 7250, 7850, 9106, 12325, 13345, 19625, 22765, 24650, 26690, 39250, 45530, 61625, 66725, 77401, 113825, 123250, 133450, 154802, 227650, 333625, 387005, 569125, 667250, 774010, 1138250, 1935025, 3870050, 9675125, 19350250]

約数ペア:

[(1, 19350250), (2, 9675125), (5, 3870050), (10, 1935025), (17, 1138250), (25, 774010), (29, 667250), (34, 569125), (50, 387005), (58, 333625), (85, 227650), (125, 154802), (145, 133450), (157, 123250), (170, 113825), (250, 77401), (290, 66725), (314, 61625), (425, 45530), (493, 39250), (725, 26690), (785, 24650), (850, 22765), (986, 19625), (1450, 13345), (1570, 12325), (2125, 9106), (2465, 7850), (2669, 7250), (3625, 5338), (3925, 4930), (4250, 4553)]