139152800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 108

約数和(自身を含む): 352957878

約数和(自身を除く): 213805078

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 181, 200, 248, 310, 362, 400, 496, 620, 724, 775, 800, 905, 961, 992, 1240, 1448, 1550, 1810, 1922, 2480, 2896, 3100, 3620, 3844, 4525, 4805, 4960, 5611, 5792, 6200, 7240, 7688, 9050, 9610, 11222, 12400, 14480, 15376, 18100, 19220, 22444, 24025, 24800, 28055, 28960, 30752, 36200, 38440, 44888, 48050, 56110, 72400, 76880, 89776, 96100, 112220, 140275, 144800, 153760, 173941, 179552, 192200, 224440, 280550, 347882, 384400, 448880, 561100, 695764, 768800, 869705, 897760, 1122200, 1391528, 1739410, 2244400, 2783056, 3478820, 4348525, 4488800, 5566112, 6957640, 8697050, 13915280, 17394100, 27830560, 34788200, 69576400, 139152800]

約数ペア:

[(1, 139152800), (2, 69576400), (4, 34788200), (5, 27830560), (8, 17394100), (10, 13915280), (16, 8697050), (20, 6957640), (25, 5566112), (31, 4488800), (32, 4348525), (40, 3478820), (50, 2783056), (62, 2244400), (80, 1739410), (100, 1391528), (124, 1122200), (155, 897760), (160, 869705), (181, 768800), (200, 695764), (248, 561100), (310, 448880), (362, 384400), (400, 347882), (496, 280550), (620, 224440), (724, 192200), (775, 179552), (800, 173941), (905, 153760), (961, 144800), (992, 140275), (1240, 112220), (1448, 96100), (1550, 89776), (1810, 76880), (1922, 72400), (2480, 56110), (2896, 48050), (3100, 44888), (3620, 38440), (3844, 36200), (4525, 30752), (4805, 28960), (4960, 28055), (5611, 24800), (5792, 24025), (6200, 22444), (7240, 19220), (7688, 18100), (9050, 15376), (9610, 14480), (11222, 12400)]