9737500

素因数分解:

$2^2\times 5^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 22967280

約数和(自身を除く): 13229780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 125, 164, 190, 205, 250, 380, 410, 475, 500, 625, 779, 820, 950, 1025, 1250, 1558, 1900, 2050, 2375, 2500, 3116, 3125, 3895, 4100, 4750, 5125, 6250, 7790, 9500, 10250, 11875, 12500, 15580, 19475, 20500, 23750, 25625, 38950, 47500, 51250, 59375, 77900, 97375, 102500, 118750, 128125, 194750, 237500, 256250, 389500, 486875, 512500, 973750, 1947500, 2434375, 4868750, 9737500]

約数ペア:

[(1, 9737500), (2, 4868750), (4, 2434375), (5, 1947500), (10, 973750), (19, 512500), (20, 486875), (25, 389500), (38, 256250), (41, 237500), (50, 194750), (76, 128125), (82, 118750), (95, 102500), (100, 97375), (125, 77900), (164, 59375), (190, 51250), (205, 47500), (250, 38950), (380, 25625), (410, 23750), (475, 20500), (500, 19475), (625, 15580), (779, 12500), (820, 11875), (950, 10250), (1025, 9500), (1250, 7790), (1558, 6250), (1900, 5125), (2050, 4750), (2375, 4100), (2500, 3895), (3116, 3125)]