25120480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2039}}^1$

素因数の和:2072

約数の個数: 96

約数和(自身を含む): 74027520

約数和(自身を除く): 48907040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2039, 2464, 3080, 4078, 6160, 8156, 10195, 12320, 14273, 16312, 20390, 22429, 28546, 32624, 40780, 44858, 57092, 65248, 71365, 81560, 89716, 112145, 114184, 142730, 157003, 163120, 179432, 224290, 228368, 285460, 314006, 326240, 358864, 448580, 456736, 570920, 628012, 717728, 785015, 897160, 1141840, 1256024, 1570030, 1794320, 2283680, 2512048, 3140060, 3588640, 5024096, 6280120, 12560240, 25120480]

約数ペア:

[(1, 25120480), (2, 12560240), (4, 6280120), (5, 5024096), (7, 3588640), (8, 3140060), (10, 2512048), (11, 2283680), (14, 1794320), (16, 1570030), (20, 1256024), (22, 1141840), (28, 897160), (32, 785015), (35, 717728), (40, 628012), (44, 570920), (55, 456736), (56, 448580), (70, 358864), (77, 326240), (80, 314006), (88, 285460), (110, 228368), (112, 224290), (140, 179432), (154, 163120), (160, 157003), (176, 142730), (220, 114184), (224, 112145), (280, 89716), (308, 81560), (352, 71365), (385, 65248), (440, 57092), (560, 44858), (616, 40780), (770, 32624), (880, 28546), (1120, 22429), (1232, 20390), (1540, 16312), (1760, 14273), (2039, 12320), (2464, 10195), (3080, 8156), (4078, 6160)]