65990800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^2\times {\mathrm{457}}^1$

素因数の和:513

約数の個数: 90

約数和(自身を含む): 167692578

約数和(自身を除く): 101701778

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 361, 380, 400, 457, 475, 722, 760, 914, 950, 1444, 1520, 1805, 1828, 1900, 2285, 2888, 3610, 3656, 3800, 4570, 5776, 7220, 7312, 7600, 8683, 9025, 9140, 11425, 14440, 17366, 18050, 18280, 22850, 28880, 34732, 36100, 36560, 43415, 45700, 69464, 72200, 86830, 91400, 138928, 144400, 164977, 173660, 182800, 217075, 329954, 347320, 434150, 659908, 694640, 824885, 868300, 1319816, 1649770, 1736600, 2639632, 3299540, 3473200, 4124425, 6599080, 8248850, 13198160, 16497700, 32995400, 65990800]

約数ペア:

[(1, 65990800), (2, 32995400), (4, 16497700), (5, 13198160), (8, 8248850), (10, 6599080), (16, 4124425), (19, 3473200), (20, 3299540), (25, 2639632), (38, 1736600), (40, 1649770), (50, 1319816), (76, 868300), (80, 824885), (95, 694640), (100, 659908), (152, 434150), (190, 347320), (200, 329954), (304, 217075), (361, 182800), (380, 173660), (400, 164977), (457, 144400), (475, 138928), (722, 91400), (760, 86830), (914, 72200), (950, 69464), (1444, 45700), (1520, 43415), (1805, 36560), (1828, 36100), (1900, 34732), (2285, 28880), (2888, 22850), (3610, 18280), (3656, 18050), (3800, 17366), (4570, 14440), (5776, 11425), (7220, 9140), (7312, 9025), (7600, 8683)]