158403800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:957

約数の個数: 96

約数和(自身を含む): 393724800

約数和(自身を除く): 235321000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 31, 40, 50, 58, 62, 100, 116, 124, 145, 155, 200, 232, 248, 290, 310, 580, 620, 725, 775, 881, 899, 1160, 1240, 1450, 1550, 1762, 1798, 2900, 3100, 3524, 3596, 4405, 4495, 5800, 6200, 7048, 7192, 8810, 8990, 17620, 17980, 22025, 22475, 25549, 27311, 35240, 35960, 44050, 44950, 51098, 54622, 88100, 89900, 102196, 109244, 127745, 136555, 176200, 179800, 204392, 218488, 255490, 273110, 510980, 546220, 638725, 682775, 792019, 1021960, 1092440, 1277450, 1365550, 1584038, 2554900, 2731100, 3168076, 3960095, 5109800, 5462200, 6336152, 7920190, 15840380, 19800475, 31680760, 39600950, 79201900, 158403800]

約数ペア:

[(1, 158403800), (2, 79201900), (4, 39600950), (5, 31680760), (8, 19800475), (10, 15840380), (20, 7920190), (25, 6336152), (29, 5462200), (31, 5109800), (40, 3960095), (50, 3168076), (58, 2731100), (62, 2554900), (100, 1584038), (116, 1365550), (124, 1277450), (145, 1092440), (155, 1021960), (200, 792019), (232, 682775), (248, 638725), (290, 546220), (310, 510980), (580, 273110), (620, 255490), (725, 218488), (775, 204392), (881, 179800), (899, 176200), (1160, 136555), (1240, 127745), (1450, 109244), (1550, 102196), (1762, 89900), (1798, 88100), (2900, 54622), (3100, 51098), (3524, 44950), (3596, 44050), (4405, 35960), (4495, 35240), (5800, 27311), (6200, 25549), (7048, 22475), (7192, 22025), (8810, 17980), (8990, 17620)]