79402900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 108

約数和(自身を含む): 192001600

約数和(自身を除く): 112598700

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 79, 92, 95, 100, 115, 158, 190, 230, 316, 380, 395, 437, 460, 475, 529, 575, 790, 874, 950, 1058, 1150, 1501, 1580, 1748, 1817, 1900, 1975, 2116, 2185, 2300, 2645, 3002, 3634, 3950, 4370, 5290, 6004, 7268, 7505, 7900, 8740, 9085, 10051, 10580, 10925, 13225, 15010, 18170, 20102, 21850, 26450, 30020, 34523, 36340, 37525, 40204, 41791, 43700, 45425, 50255, 52900, 69046, 75050, 83582, 90850, 100510, 138092, 150100, 167164, 172615, 181700, 201020, 208955, 251275, 345230, 417910, 502550, 690460, 794029, 835820, 863075, 1005100, 1044775, 1588058, 1726150, 2089550, 3176116, 3452300, 3970145, 4179100, 7940290, 15880580, 19850725, 39701450, 79402900]

約数ペア:

[(1, 79402900), (2, 39701450), (4, 19850725), (5, 15880580), (10, 7940290), (19, 4179100), (20, 3970145), (23, 3452300), (25, 3176116), (38, 2089550), (46, 1726150), (50, 1588058), (76, 1044775), (79, 1005100), (92, 863075), (95, 835820), (100, 794029), (115, 690460), (158, 502550), (190, 417910), (230, 345230), (316, 251275), (380, 208955), (395, 201020), (437, 181700), (460, 172615), (475, 167164), (529, 150100), (575, 138092), (790, 100510), (874, 90850), (950, 83582), (1058, 75050), (1150, 69046), (1501, 52900), (1580, 50255), (1748, 45425), (1817, 43700), (1900, 41791), (1975, 40204), (2116, 37525), (2185, 36340), (2300, 34523), (2645, 30020), (3002, 26450), (3634, 21850), (3950, 20102), (4370, 18170), (5290, 15010), (6004, 13225), (7268, 10925), (7505, 10580), (7900, 10051), (8740, 9085)]