25553920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 176

約数和(自身を含む): 75460608

約数和(自身を除く): 49906688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 112, 115, 124, 128, 140, 155, 160, 161, 184, 217, 224, 230, 248, 256, 280, 310, 320, 322, 368, 434, 448, 460, 496, 512, 560, 620, 640, 644, 713, 736, 805, 868, 896, 920, 992, 1024, 1085, 1120, 1240, 1280, 1288, 1426, 1472, 1610, 1736, 1792, 1840, 1984, 2170, 2240, 2480, 2560, 2576, 2852, 2944, 3220, 3472, 3565, 3584, 3680, 3968, 4340, 4480, 4960, 4991, 5120, 5152, 5704, 5888, 6440, 6944, 7130, 7168, 7360, 7936, 8680, 8960, 9920, 9982, 10304, 11408, 11776, 12880, 13888, 14260, 14720, 15872, 17360, 17920, 19840, 19964, 20608, 22816, 23552, 24955, 25760, 27776, 28520, 29440, 31744, 34720, 35840, 39680, 39928, 41216, 45632, 49910, 51520, 55552, 57040, 58880, 69440, 79360, 79856, 82432, 91264, 99820, 103040, 111104, 114080, 117760, 138880, 158720, 159712, 164864, 182528, 199640, 206080, 222208, 228160, 277760, 319424, 365056, 399280, 412160, 456320, 555520, 638848, 730112, 798560, 824320, 912640, 1111040, 1277696, 1597120, 1825280, 2555392, 3194240, 3650560, 5110784, 6388480, 12776960, 25553920]

約数ペア:

[(1, 25553920), (2, 12776960), (4, 6388480), (5, 5110784), (7, 3650560), (8, 3194240), (10, 2555392), (14, 1825280), (16, 1597120), (20, 1277696), (23, 1111040), (28, 912640), (31, 824320), (32, 798560), (35, 730112), (40, 638848), (46, 555520), (56, 456320), (62, 412160), (64, 399280), (70, 365056), (80, 319424), (92, 277760), (112, 228160), (115, 222208), (124, 206080), (128, 199640), (140, 182528), (155, 164864), (160, 159712), (161, 158720), (184, 138880), (217, 117760), (224, 114080), (230, 111104), (248, 103040), (256, 99820), (280, 91264), (310, 82432), (320, 79856), (322, 79360), (368, 69440), (434, 58880), (448, 57040), (460, 55552), (496, 51520), (512, 49910), (560, 45632), (620, 41216), (640, 39928), (644, 39680), (713, 35840), (736, 34720), (805, 31744), (868, 29440), (896, 28520), (920, 27776), (992, 25760), (1024, 24955), (1085, 23552), (1120, 22816), (1240, 20608), (1280, 19964), (1288, 19840), (1426, 17920), (1472, 17360), (1610, 15872), (1736, 14720), (1792, 14260), (1840, 13888), (1984, 12880), (2170, 11776), (2240, 11408), (2480, 10304), (2560, 9982), (2576, 9920), (2852, 8960), (2944, 8680), (3220, 7936), (3472, 7360), (3565, 7168), (3584, 7130), (3680, 6944), (3968, 6440), (4340, 5888), (4480, 5704), (4960, 5152), (4991, 5120)]