391488894700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{15101}}^1\times {\mathrm{6029}}^1$

素因数の和:21187

約数の個数: 72

約数和(自身を含む): 869489192880

約数和(自身を除く): 478000298180

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 6029, 12058, 15101, 24116, 30145, 30202, 60290, 60404, 75505, 120580, 150725, 151010, 259247, 301450, 302020, 377525, 518494, 602900, 649343, 755050, 1036988, 1296235, 1298686, 1510100, 2592470, 2597372, 3246715, 5184940, 6481175, 6493430, 12962350, 12986860, 16233575, 25924700, 32467150, 64934300, 91043929, 182087858, 364175716, 455219645, 910439290, 1820878580, 2276098225, 3914888947, 4552196450, 7829777894, 9104392900, 15659555788, 19574444735, 39148889470, 78297778940, 97872223675, 195744447350, 391488894700]

約数ペア:

[(1, 391488894700), (2, 195744447350), (4, 97872223675), (5, 78297778940), (10, 39148889470), (20, 19574444735), (25, 15659555788), (43, 9104392900), (50, 7829777894), (86, 4552196450), (100, 3914888947), (172, 2276098225), (215, 1820878580), (430, 910439290), (860, 455219645), (1075, 364175716), (2150, 182087858), (4300, 91043929), (6029, 64934300), (12058, 32467150), (15101, 25924700), (24116, 16233575), (30145, 12986860), (30202, 12962350), (60290, 6493430), (60404, 6481175), (75505, 5184940), (120580, 3246715), (150725, 2597372), (151010, 2592470), (259247, 1510100), (301450, 1298686), (302020, 1296235), (377525, 1036988), (518494, 755050), (602900, 649343)]