19415500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 47698560

約数和(自身を除く): 28283060

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 103, 116, 125, 130, 145, 206, 250, 260, 290, 325, 377, 412, 500, 515, 580, 650, 725, 754, 1030, 1300, 1339, 1450, 1508, 1625, 1885, 2060, 2575, 2678, 2900, 2987, 3250, 3625, 3770, 5150, 5356, 5974, 6500, 6695, 7250, 7540, 9425, 10300, 11948, 12875, 13390, 14500, 14935, 18850, 25750, 26780, 29870, 33475, 37700, 38831, 47125, 51500, 59740, 66950, 74675, 77662, 94250, 133900, 149350, 155324, 167375, 188500, 194155, 298700, 334750, 373375, 388310, 669500, 746750, 776620, 970775, 1493500, 1941550, 3883100, 4853875, 9707750, 19415500]

約数ペア:

[(1, 19415500), (2, 9707750), (4, 4853875), (5, 3883100), (10, 1941550), (13, 1493500), (20, 970775), (25, 776620), (26, 746750), (29, 669500), (50, 388310), (52, 373375), (58, 334750), (65, 298700), (100, 194155), (103, 188500), (116, 167375), (125, 155324), (130, 149350), (145, 133900), (206, 94250), (250, 77662), (260, 74675), (290, 66950), (325, 59740), (377, 51500), (412, 47125), (500, 38831), (515, 37700), (580, 33475), (650, 29870), (725, 26780), (754, 25750), (1030, 18850), (1300, 14935), (1339, 14500), (1450, 13390), (1508, 12875), (1625, 11948), (1885, 10300), (2060, 9425), (2575, 7540), (2678, 7250), (2900, 6695), (2987, 6500), (3250, 5974), (3625, 5356), (3770, 5150)]