26147420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 63974400

約数和(自身を除く): 37826980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 67, 76, 79, 95, 130, 134, 158, 190, 247, 260, 268, 316, 335, 380, 395, 494, 670, 790, 871, 988, 1027, 1235, 1273, 1340, 1501, 1580, 1742, 2054, 2470, 2546, 3002, 3484, 4108, 4355, 4940, 5092, 5135, 5293, 6004, 6365, 7505, 8710, 10270, 10586, 12730, 15010, 16549, 17420, 19513, 20540, 21172, 25460, 26465, 30020, 33098, 39026, 52930, 66196, 68809, 78052, 82745, 97565, 100567, 105860, 137618, 165490, 195130, 201134, 275236, 330980, 344045, 390260, 402268, 502835, 688090, 1005670, 1307371, 1376180, 2011340, 2614742, 5229484, 6536855, 13073710, 26147420]

約数ペア:

[(1, 26147420), (2, 13073710), (4, 6536855), (5, 5229484), (10, 2614742), (13, 2011340), (19, 1376180), (20, 1307371), (26, 1005670), (38, 688090), (52, 502835), (65, 402268), (67, 390260), (76, 344045), (79, 330980), (95, 275236), (130, 201134), (134, 195130), (158, 165490), (190, 137618), (247, 105860), (260, 100567), (268, 97565), (316, 82745), (335, 78052), (380, 68809), (395, 66196), (494, 52930), (670, 39026), (790, 33098), (871, 30020), (988, 26465), (1027, 25460), (1235, 21172), (1273, 20540), (1340, 19513), (1501, 17420), (1580, 16549), (1742, 15010), (2054, 12730), (2470, 10586), (2546, 10270), (3002, 8710), (3484, 7505), (4108, 6365), (4355, 6004), (4940, 5293), (5092, 5135)]