84762800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^2\times {\mathrm{587}}^1$

素因数の和:643

約数の個数: 90

約数和(自身を含む): 215290908

約数和(自身を除く): 130528108

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, 475, 587, 722, 760, 950, 1174, 1444, 1520, 1805, 1900, 2348, 2888, 2935, 3610, 3800, 4696, 5776, 5870, 7220, 7600, 9025, 9392, 11153, 11740, 14440, 14675, 18050, 22306, 23480, 28880, 29350, 36100, 44612, 46960, 55765, 58700, 72200, 89224, 111530, 117400, 144400, 178448, 211907, 223060, 234800, 278825, 423814, 446120, 557650, 847628, 892240, 1059535, 1115300, 1695256, 2119070, 2230600, 3390512, 4238140, 4461200, 5297675, 8476280, 10595350, 16952560, 21190700, 42381400, 84762800]

約数ペア:

[(1, 84762800), (2, 42381400), (4, 21190700), (5, 16952560), (8, 10595350), (10, 8476280), (16, 5297675), (19, 4461200), (20, 4238140), (25, 3390512), (38, 2230600), (40, 2119070), (50, 1695256), (76, 1115300), (80, 1059535), (95, 892240), (100, 847628), (152, 557650), (190, 446120), (200, 423814), (304, 278825), (361, 234800), (380, 223060), (400, 211907), (475, 178448), (587, 144400), (722, 117400), (760, 111530), (950, 89224), (1174, 72200), (1444, 58700), (1520, 55765), (1805, 46960), (1900, 44612), (2348, 36100), (2888, 29350), (2935, 28880), (3610, 23480), (3800, 22306), (4696, 18050), (5776, 14675), (5870, 14440), (7220, 11740), (7600, 11153), (9025, 9392)]