71378300

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{2081}}^1$

素因数の和:2116

約数の個数: 72

約数和(自身を含む): 180717600

約数和(自身を除く): 109339300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2081, 2450, 3430, 4162, 4900, 6860, 8324, 8575, 10405, 14567, 17150, 20810, 29134, 34300, 41620, 52025, 58268, 72835, 101969, 104050, 145670, 203938, 208100, 291340, 364175, 407876, 509845, 713783, 728350, 1019690, 1427566, 1456700, 2039380, 2549225, 2855132, 3568915, 5098450, 7137830, 10196900, 14275660, 17844575, 35689150, 71378300]

約数ペア:

[(1, 71378300), (2, 35689150), (4, 17844575), (5, 14275660), (7, 10196900), (10, 7137830), (14, 5098450), (20, 3568915), (25, 2855132), (28, 2549225), (35, 2039380), (49, 1456700), (50, 1427566), (70, 1019690), (98, 728350), (100, 713783), (140, 509845), (175, 407876), (196, 364175), (245, 291340), (343, 208100), (350, 203938), (490, 145670), (686, 104050), (700, 101969), (980, 72835), (1225, 58268), (1372, 52025), (1715, 41620), (2081, 34300), (2450, 29134), (3430, 20810), (4162, 17150), (4900, 14567), (6860, 10405), (8324, 8575)]