258678888

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{6329}}^1$

素因数の和:6482

約数の個数: 64

約数和(自身を含む): 701870400

約数和(自身を除く): 443191512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 131, 156, 262, 312, 393, 524, 786, 1048, 1572, 1703, 3144, 3406, 5109, 6329, 6812, 10218, 12658, 13624, 18987, 20436, 25316, 37974, 40872, 50632, 75948, 82277, 151896, 164554, 246831, 329108, 493662, 658216, 829099, 987324, 1658198, 1974648, 2487297, 3316396, 4974594, 6632792, 9949188, 10778287, 19898376, 21556574, 32334861, 43113148, 64669722, 86226296, 129339444, 258678888]

約数ペア:

[(1, 258678888), (2, 129339444), (3, 86226296), (4, 64669722), (6, 43113148), (8, 32334861), (12, 21556574), (13, 19898376), (24, 10778287), (26, 9949188), (39, 6632792), (52, 4974594), (78, 3316396), (104, 2487297), (131, 1974648), (156, 1658198), (262, 987324), (312, 829099), (393, 658216), (524, 493662), (786, 329108), (1048, 246831), (1572, 164554), (1703, 151896), (3144, 82277), (3406, 75948), (5109, 50632), (6329, 40872), (6812, 37974), (10218, 25316), (12658, 20436), (13624, 18987)]