100709200

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{3187}}^1$

素因数の和:3284

約数の個数: 60

約数和(自身を含む): 245093440

約数和(自身を除く): 144384240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 3160, 3187, 3950, 6320, 6374, 7900, 12748, 15800, 15935, 25496, 31600, 31870, 50992, 63740, 79675, 127480, 159350, 251773, 254960, 318700, 503546, 637400, 1007092, 1258865, 1274800, 2014184, 2517730, 4028368, 5035460, 6294325, 10070920, 12588650, 20141840, 25177300, 50354600, 100709200]

約数ペア:

[(1, 100709200), (2, 50354600), (4, 25177300), (5, 20141840), (8, 12588650), (10, 10070920), (16, 6294325), (20, 5035460), (25, 4028368), (40, 2517730), (50, 2014184), (79, 1274800), (80, 1258865), (100, 1007092), (158, 637400), (200, 503546), (316, 318700), (395, 254960), (400, 251773), (632, 159350), (790, 127480), (1264, 79675), (1580, 63740), (1975, 50992), (3160, 31870), (3187, 31600), (3950, 25496), (6320, 15935), (6374, 15800), (7900, 12748)]