9954100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 108

約数和(自身を含む): 25415040

約数和(自身を除く): 15460940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 31, 38, 50, 52, 62, 65, 76, 95, 100, 124, 130, 155, 169, 190, 247, 260, 310, 325, 338, 380, 403, 475, 494, 589, 620, 650, 676, 775, 806, 845, 950, 988, 1178, 1235, 1300, 1550, 1612, 1690, 1900, 2015, 2356, 2470, 2945, 3100, 3211, 3380, 4030, 4225, 4940, 5239, 5890, 6175, 6422, 7657, 8060, 8450, 10075, 10478, 11780, 12350, 12844, 14725, 15314, 16055, 16900, 20150, 20956, 24700, 26195, 29450, 30628, 32110, 38285, 40300, 52390, 58900, 64220, 76570, 80275, 99541, 104780, 130975, 153140, 160550, 191425, 199082, 261950, 321100, 382850, 398164, 497705, 523900, 765700, 995410, 1990820, 2488525, 4977050, 9954100]

約数ペア:

[(1, 9954100), (2, 4977050), (4, 2488525), (5, 1990820), (10, 995410), (13, 765700), (19, 523900), (20, 497705), (25, 398164), (26, 382850), (31, 321100), (38, 261950), (50, 199082), (52, 191425), (62, 160550), (65, 153140), (76, 130975), (95, 104780), (100, 99541), (124, 80275), (130, 76570), (155, 64220), (169, 58900), (190, 52390), (247, 40300), (260, 38285), (310, 32110), (325, 30628), (338, 29450), (380, 26195), (403, 24700), (475, 20956), (494, 20150), (589, 16900), (620, 16055), (650, 15314), (676, 14725), (775, 12844), (806, 12350), (845, 11780), (950, 10478), (988, 10075), (1178, 8450), (1235, 8060), (1300, 7657), (1550, 6422), (1612, 6175), (1690, 5890), (1900, 5239), (2015, 4940), (2356, 4225), (2470, 4030), (2945, 3380), (3100, 3211)]