20143081725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{1129}}^1$

素因数の和:1815

約数の個数: 96

約数和(自身を含む): 37193452800

約数和(自身を除く): 17050371075

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 631, 725, 975, 1129, 1131, 1885, 1893, 2175, 3155, 3387, 5645, 5655, 8203, 9425, 9465, 14677, 15775, 16935, 18299, 24609, 28225, 28275, 32741, 41015, 44031, 47325, 54897, 73385, 84675, 91495, 98223, 123045, 163705, 205075, 220155, 237887, 274485, 366925, 425633, 457475, 491115, 615225, 712399, 713661, 818525, 1100775, 1189435, 1276899, 1372425, 2128165, 2137197, 2455575, 3561995, 3568305, 5947175, 6384495, 9261187, 10640825, 10685985, 17809975, 17841525, 20659571, 27783561, 31922475, 46305935, 53429925, 61978713, 103297855, 138917805, 231529675, 268574423, 309893565, 516489275, 694589025, 805723269, 1342872115, 1549467825, 4028616345, 6714360575, 20143081725]

約数ペア:

[(1, 20143081725), (3, 6714360575), (5, 4028616345), (13, 1549467825), (15, 1342872115), (25, 805723269), (29, 694589025), (39, 516489275), (65, 309893565), (75, 268574423), (87, 231529675), (145, 138917805), (195, 103297855), (325, 61978713), (377, 53429925), (435, 46305935), (631, 31922475), (725, 27783561), (975, 20659571), (1129, 17841525), (1131, 17809975), (1885, 10685985), (1893, 10640825), (2175, 9261187), (3155, 6384495), (3387, 5947175), (5645, 3568305), (5655, 3561995), (8203, 2455575), (9425, 2137197), (9465, 2128165), (14677, 1372425), (15775, 1276899), (16935, 1189435), (18299, 1100775), (24609, 818525), (28225, 713661), (28275, 712399), (32741, 615225), (41015, 491115), (44031, 457475), (47325, 425633), (54897, 366925), (73385, 274485), (84675, 237887), (91495, 220155), (98223, 205075), (123045, 163705)]