20066401425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1\times {\mathrm{1051}}^1$

素因数の和:1999

約数の個数: 96

約数和(自身を含む): 38921508864

約数和(自身を除く): 18855107439

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 175, 205, 287, 525, 615, 861, 887, 1025, 1051, 1435, 2661, 3075, 3153, 4305, 4435, 5255, 6209, 7175, 7357, 13305, 15765, 18627, 21525, 22071, 22175, 26275, 31045, 36367, 36785, 43091, 66525, 78825, 93135, 109101, 110355, 129273, 155225, 181835, 183925, 215455, 254569, 301637, 465675, 545505, 551775, 646365, 763707, 904911, 909175, 932237, 1077275, 1272845, 1508185, 2727525, 2796711, 3231825, 3818535, 4524555, 4661185, 6364225, 6525659, 7540925, 13983555, 19092675, 19576977, 22622775, 23305925, 32628295, 38221717, 69917775, 97884885, 114665151, 163141475, 191108585, 267552019, 489424425, 573325755, 802656057, 955542925, 1337760095, 2866628775, 4013280285, 6688800475, 20066401425]

約数ペア:

[(1, 20066401425), (3, 6688800475), (5, 4013280285), (7, 2866628775), (15, 1337760095), (21, 955542925), (25, 802656057), (35, 573325755), (41, 489424425), (75, 267552019), (105, 191108585), (123, 163141475), (175, 114665151), (205, 97884885), (287, 69917775), (525, 38221717), (615, 32628295), (861, 23305925), (887, 22622775), (1025, 19576977), (1051, 19092675), (1435, 13983555), (2661, 7540925), (3075, 6525659), (3153, 6364225), (4305, 4661185), (4435, 4524555), (5255, 3818535), (6209, 3231825), (7175, 2796711), (7357, 2727525), (13305, 1508185), (15765, 1272845), (18627, 1077275), (21525, 932237), (22071, 909175), (22175, 904911), (26275, 763707), (31045, 646365), (36367, 551775), (36785, 545505), (43091, 465675), (66525, 301637), (78825, 254569), (93135, 215455), (109101, 183925), (110355, 181835), (129273, 155225)]