25284820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 38582060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 38, 44, 46, 55, 76, 92, 95, 110, 115, 190, 209, 220, 230, 253, 263, 380, 418, 437, 460, 506, 526, 836, 874, 1012, 1045, 1052, 1265, 1315, 1748, 2090, 2185, 2530, 2630, 2893, 4180, 4370, 4807, 4997, 5060, 5260, 5786, 6049, 8740, 9614, 9994, 11572, 12098, 14465, 19228, 19988, 24035, 24196, 24985, 28930, 30245, 48070, 49970, 54967, 57860, 60490, 66539, 96140, 99940, 109934, 114931, 120980, 133078, 219868, 229862, 266156, 274835, 332695, 459724, 549670, 574655, 665390, 1099340, 1149310, 1264241, 1330780, 2298620, 2528482, 5056964, 6321205, 12642410, 25284820]

約数ペア:

[(1, 25284820), (2, 12642410), (4, 6321205), (5, 5056964), (10, 2528482), (11, 2298620), (19, 1330780), (20, 1264241), (22, 1149310), (23, 1099340), (38, 665390), (44, 574655), (46, 549670), (55, 459724), (76, 332695), (92, 274835), (95, 266156), (110, 229862), (115, 219868), (190, 133078), (209, 120980), (220, 114931), (230, 109934), (253, 99940), (263, 96140), (380, 66539), (418, 60490), (437, 57860), (460, 54967), (506, 49970), (526, 48070), (836, 30245), (874, 28930), (1012, 24985), (1045, 24196), (1052, 24035), (1265, 19988), (1315, 19228), (1748, 14465), (2090, 12098), (2185, 11572), (2530, 9994), (2630, 9614), (2893, 8740), (4180, 6049), (4370, 5786), (4807, 5260), (4997, 5060)]