87693340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2147

約数の個数: 72

約数和(自身を含む): 219309552

約数和(自身を除く): 131616212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2081, 2107, 3010, 4162, 4214, 6020, 8324, 8428, 10405, 10535, 14567, 20810, 21070, 29134, 41620, 42140, 58268, 72835, 89483, 101969, 145670, 178966, 203938, 291340, 357932, 407876, 447415, 509845, 626381, 894830, 1019690, 1252762, 1789660, 2039380, 2505524, 3131905, 4384667, 6263810, 8769334, 12527620, 17538668, 21923335, 43846670, 87693340]

約数ペア:

[(1, 87693340), (2, 43846670), (4, 21923335), (5, 17538668), (7, 12527620), (10, 8769334), (14, 6263810), (20, 4384667), (28, 3131905), (35, 2505524), (43, 2039380), (49, 1789660), (70, 1252762), (86, 1019690), (98, 894830), (140, 626381), (172, 509845), (196, 447415), (215, 407876), (245, 357932), (301, 291340), (430, 203938), (490, 178966), (602, 145670), (860, 101969), (980, 89483), (1204, 72835), (1505, 58268), (2081, 42140), (2107, 41620), (3010, 29134), (4162, 21070), (4214, 20810), (6020, 14567), (8324, 10535), (8428, 10405)]