65918720

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1051}}^1$

素因数の和:1086

約数の個数: 108

約数和(自身を含む): 183849624

約数和(自身を除く): 117930904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1051, 1120, 1280, 1568, 1792, 1960, 2102, 2240, 3136, 3920, 4204, 4480, 5255, 6272, 7357, 7840, 8408, 8960, 10510, 12544, 14714, 15680, 16816, 21020, 29428, 31360, 33632, 36785, 42040, 51499, 58856, 62720, 67264, 73570, 84080, 102998, 117712, 134528, 147140, 168160, 205996, 235424, 257495, 269056, 294280, 336320, 411992, 470848, 514990, 588560, 672640, 823984, 941696, 1029980, 1177120, 1345280, 1647968, 1883392, 2059960, 2354240, 3295936, 4119920, 4708480, 6591872, 8239840, 9416960, 13183744, 16479680, 32959360, 65918720]

約数ペア:

[(1, 65918720), (2, 32959360), (4, 16479680), (5, 13183744), (7, 9416960), (8, 8239840), (10, 6591872), (14, 4708480), (16, 4119920), (20, 3295936), (28, 2354240), (32, 2059960), (35, 1883392), (40, 1647968), (49, 1345280), (56, 1177120), (64, 1029980), (70, 941696), (80, 823984), (98, 672640), (112, 588560), (128, 514990), (140, 470848), (160, 411992), (196, 336320), (224, 294280), (245, 269056), (256, 257495), (280, 235424), (320, 205996), (392, 168160), (448, 147140), (490, 134528), (560, 117712), (640, 102998), (784, 84080), (896, 73570), (980, 67264), (1051, 62720), (1120, 58856), (1280, 51499), (1568, 42040), (1792, 36785), (1960, 33632), (2102, 31360), (2240, 29428), (3136, 21020), (3920, 16816), (4204, 15680), (4480, 14714), (5255, 12544), (6272, 10510), (7357, 8960), (7840, 8408)]