47521280

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1019

約数の個数: 80

約数和(自身を含む): 120059280

約数和(自身を除く): 72538000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 977, 1216, 1280, 1520, 1954, 2432, 2560, 3040, 3908, 4864, 4885, 6080, 7816, 9728, 9770, 12160, 15632, 18563, 19540, 24320, 31264, 37126, 39080, 48640, 62528, 74252, 78160, 92815, 125056, 148504, 156320, 185630, 250112, 297008, 312640, 371260, 500224, 594016, 625280, 742520, 1188032, 1250560, 1485040, 2376064, 2501120, 2970080, 4752128, 5940160, 9504256, 11880320, 23760640, 47521280]

約数ペア:

[(1, 47521280), (2, 23760640), (4, 11880320), (5, 9504256), (8, 5940160), (10, 4752128), (16, 2970080), (19, 2501120), (20, 2376064), (32, 1485040), (38, 1250560), (40, 1188032), (64, 742520), (76, 625280), (80, 594016), (95, 500224), (128, 371260), (152, 312640), (160, 297008), (190, 250112), (256, 185630), (304, 156320), (320, 148504), (380, 125056), (512, 92815), (608, 78160), (640, 74252), (760, 62528), (977, 48640), (1216, 39080), (1280, 37126), (1520, 31264), (1954, 24320), (2432, 19540), (2560, 18563), (3040, 15632), (3908, 12160), (4864, 9770), (4885, 9728), (6080, 7816)]