79490100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1031}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 231110208

約数和(自身を除く): 151620108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 257, 300, 514, 771, 1028, 1031, 1285, 1542, 2062, 2570, 3084, 3093, 3855, 4124, 5140, 5155, 6186, 6425, 7710, 10310, 12372, 12850, 15420, 15465, 19275, 20620, 25700, 25775, 30930, 38550, 51550, 61860, 77100, 77325, 103100, 154650, 264967, 309300, 529934, 794901, 1059868, 1324835, 1589802, 2649670, 3179604, 3974505, 5299340, 6624175, 7949010, 13248350, 15898020, 19872525, 26496700, 39745050, 79490100]

約数ペア:

[(1, 79490100), (2, 39745050), (3, 26496700), (4, 19872525), (5, 15898020), (6, 13248350), (10, 7949010), (12, 6624175), (15, 5299340), (20, 3974505), (25, 3179604), (30, 2649670), (50, 1589802), (60, 1324835), (75, 1059868), (100, 794901), (150, 529934), (257, 309300), (300, 264967), (514, 154650), (771, 103100), (1028, 77325), (1031, 77100), (1285, 61860), (1542, 51550), (2062, 38550), (2570, 30930), (3084, 25775), (3093, 25700), (3855, 20620), (4124, 19275), (5140, 15465), (5155, 15420), (6186, 12850), (6425, 12372), (7710, 10310)]