79630840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 186341760

約数和(自身を除く): 106710920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 691, 860, 1340, 1382, 1720, 2680, 2764, 2881, 3455, 5528, 5762, 6910, 11524, 13820, 14405, 23048, 27640, 28810, 29713, 46297, 57620, 59426, 92594, 115240, 118852, 148565, 185188, 231485, 237704, 297130, 370376, 462970, 594260, 925940, 1188520, 1851880, 1990771, 3981542, 7963084, 9953855, 15926168, 19907710, 39815420, 79630840]

約数ペア:

[(1, 79630840), (2, 39815420), (4, 19907710), (5, 15926168), (8, 9953855), (10, 7963084), (20, 3981542), (40, 1990771), (43, 1851880), (67, 1188520), (86, 925940), (134, 594260), (172, 462970), (215, 370376), (268, 297130), (335, 237704), (344, 231485), (430, 185188), (536, 148565), (670, 118852), (691, 115240), (860, 92594), (1340, 59426), (1382, 57620), (1720, 46297), (2680, 29713), (2764, 28810), (2881, 27640), (3455, 23048), (5528, 14405), (5762, 13820), (6910, 11524)]