100409712500

素因数分解:

$2^2\times 5^5\times {\mathrm{1019}}^1\times {\mathrm{7883}}^1$

素因数の和:8931

約数の個数: 72

約数和(自身を含む): 219875614560

約数和(自身を除く): 119465902060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1019, 1250, 2038, 2500, 3125, 4076, 5095, 6250, 7883, 10190, 12500, 15766, 20380, 25475, 31532, 39415, 50950, 78830, 101900, 127375, 157660, 197075, 254750, 394150, 509500, 636875, 788300, 985375, 1273750, 1970750, 2547500, 3184375, 3941500, 4926875, 6368750, 8032777, 9853750, 12737500, 16065554, 19707500, 24634375, 32131108, 40163885, 49268750, 80327770, 98537500, 160655540, 200819425, 401638850, 803277700, 1004097125, 2008194250, 4016388500, 5020485625, 10040971250, 20081942500, 25102428125, 50204856250, 100409712500]

約数ペア:

[(1, 100409712500), (2, 50204856250), (4, 25102428125), (5, 20081942500), (10, 10040971250), (20, 5020485625), (25, 4016388500), (50, 2008194250), (100, 1004097125), (125, 803277700), (250, 401638850), (500, 200819425), (625, 160655540), (1019, 98537500), (1250, 80327770), (2038, 49268750), (2500, 40163885), (3125, 32131108), (4076, 24634375), (5095, 19707500), (6250, 16065554), (7883, 12737500), (10190, 9853750), (12500, 8032777), (15766, 6368750), (20380, 4926875), (25475, 3941500), (31532, 3184375), (39415, 2547500), (50950, 1970750), (78830, 1273750), (101900, 985375), (127375, 788300), (157660, 636875), (197075, 509500), (254750, 394150)]