79123600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:425

約数の個数: 120

約数和(自身を含む): 207576000

約数和(自身を除く): 128452400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 38, 40, 50, 58, 76, 80, 95, 100, 116, 145, 152, 190, 200, 232, 290, 304, 359, 380, 400, 464, 475, 551, 580, 718, 725, 760, 950, 1102, 1160, 1436, 1450, 1520, 1795, 1900, 2204, 2320, 2755, 2872, 2900, 3590, 3800, 4408, 5510, 5744, 5800, 6821, 7180, 7600, 8816, 8975, 10411, 11020, 11600, 13642, 13775, 14360, 17950, 20822, 22040, 27284, 27550, 28720, 34105, 35900, 41644, 44080, 52055, 54568, 55100, 68210, 71800, 83288, 104110, 109136, 110200, 136420, 143600, 166576, 170525, 197809, 208220, 220400, 260275, 272840, 341050, 395618, 416440, 520550, 545680, 682100, 791236, 832880, 989045, 1041100, 1364200, 1582472, 1978090, 2082200, 2728400, 3164944, 3956180, 4164400, 4945225, 7912360, 9890450, 15824720, 19780900, 39561800, 79123600]

約数ペア:

[(1, 79123600), (2, 39561800), (4, 19780900), (5, 15824720), (8, 9890450), (10, 7912360), (16, 4945225), (19, 4164400), (20, 3956180), (25, 3164944), (29, 2728400), (38, 2082200), (40, 1978090), (50, 1582472), (58, 1364200), (76, 1041100), (80, 989045), (95, 832880), (100, 791236), (116, 682100), (145, 545680), (152, 520550), (190, 416440), (200, 395618), (232, 341050), (290, 272840), (304, 260275), (359, 220400), (380, 208220), (400, 197809), (464, 170525), (475, 166576), (551, 143600), (580, 136420), (718, 110200), (725, 109136), (760, 104110), (950, 83288), (1102, 71800), (1160, 68210), (1436, 55100), (1450, 54568), (1520, 52055), (1795, 44080), (1900, 41644), (2204, 35900), (2320, 34105), (2755, 28720), (2872, 27550), (2900, 27284), (3590, 22040), (3800, 20822), (4408, 17950), (5510, 14360), (5744, 13775), (5800, 13642), (6821, 11600), (7180, 11020), (7600, 10411), (8816, 8975)]