31649440

素因数分解:

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

素因数の和:422

約数の個数: 96

約数和(自身を含む): 81648000

約数和(自身を除く): 49998560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 76, 80, 95, 116, 145, 152, 160, 190, 232, 290, 304, 359, 380, 464, 551, 580, 608, 718, 760, 928, 1102, 1160, 1436, 1520, 1795, 2204, 2320, 2755, 2872, 3040, 3590, 4408, 4640, 5510, 5744, 6821, 7180, 8816, 10411, 11020, 11488, 13642, 14360, 17632, 20822, 22040, 27284, 28720, 34105, 41644, 44080, 52055, 54568, 57440, 68210, 83288, 88160, 104110, 109136, 136420, 166576, 197809, 208220, 218272, 272840, 333152, 395618, 416440, 545680, 791236, 832880, 989045, 1091360, 1582472, 1665760, 1978090, 3164944, 3956180, 6329888, 7912360, 15824720, 31649440]

約数ペア:

[(1, 31649440), (2, 15824720), (4, 7912360), (5, 6329888), (8, 3956180), (10, 3164944), (16, 1978090), (19, 1665760), (20, 1582472), (29, 1091360), (32, 989045), (38, 832880), (40, 791236), (58, 545680), (76, 416440), (80, 395618), (95, 333152), (116, 272840), (145, 218272), (152, 208220), (160, 197809), (190, 166576), (232, 136420), (290, 109136), (304, 104110), (359, 88160), (380, 83288), (464, 68210), (551, 57440), (580, 54568), (608, 52055), (718, 44080), (760, 41644), (928, 34105), (1102, 28720), (1160, 27284), (1436, 22040), (1520, 20822), (1795, 17632), (2204, 14360), (2320, 13642), (2755, 11488), (2872, 11020), (3040, 10411), (3590, 8816), (4408, 7180), (4640, 6821), (5510, 5744)]