788334320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1657}}^1$

素因数の和:2002

約数の個数: 80

約数和(自身を含む): 1936676640

約数和(自身を除く): 1148342320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 313, 380, 626, 760, 1252, 1520, 1565, 1657, 2504, 3130, 3314, 5008, 5947, 6260, 6628, 8285, 11894, 12520, 13256, 16570, 23788, 25040, 26512, 29735, 31483, 33140, 47576, 59470, 62966, 66280, 95152, 118940, 125932, 132560, 157415, 237880, 251864, 314830, 475760, 503728, 518641, 629660, 1037282, 1259320, 2074564, 2518640, 2593205, 4149128, 5186410, 8298256, 9854179, 10372820, 19708358, 20745640, 39416716, 41491280, 49270895, 78833432, 98541790, 157666864, 197083580, 394167160, 788334320]

約数ペア:

[(1, 788334320), (2, 394167160), (4, 197083580), (5, 157666864), (8, 98541790), (10, 78833432), (16, 49270895), (19, 41491280), (20, 39416716), (38, 20745640), (40, 19708358), (76, 10372820), (80, 9854179), (95, 8298256), (152, 5186410), (190, 4149128), (304, 2593205), (313, 2518640), (380, 2074564), (626, 1259320), (760, 1037282), (1252, 629660), (1520, 518641), (1565, 503728), (1657, 475760), (2504, 314830), (3130, 251864), (3314, 237880), (5008, 157415), (5947, 132560), (6260, 125932), (6628, 118940), (8285, 95152), (11894, 66280), (12520, 62966), (13256, 59470), (16570, 47576), (23788, 33140), (25040, 31483), (26512, 29735)]