31217950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1933}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 64750320

約数和(自身を除く): 33532370

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 323, 425, 475, 646, 850, 950, 1615, 1933, 3230, 3866, 8075, 9665, 16150, 19330, 32861, 36727, 48325, 65722, 73454, 96650, 164305, 183635, 328610, 367270, 624359, 821525, 918175, 1248718, 1643050, 1836350, 3121795, 6243590, 15608975, 31217950]

約数ペア:

[(1, 31217950), (2, 15608975), (5, 6243590), (10, 3121795), (17, 1836350), (19, 1643050), (25, 1248718), (34, 918175), (38, 821525), (50, 624359), (85, 367270), (95, 328610), (170, 183635), (190, 164305), (323, 96650), (425, 73454), (475, 65722), (646, 48325), (850, 36727), (950, 32861), (1615, 19330), (1933, 16150), (3230, 9665), (3866, 8075)]