49997860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 122943744

約数和(自身を除く): 72945884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 41, 44, 46, 55, 82, 92, 110, 115, 164, 205, 220, 230, 241, 253, 410, 451, 460, 482, 506, 820, 902, 943, 964, 1012, 1205, 1265, 1804, 1886, 2255, 2410, 2530, 2651, 3772, 4510, 4715, 4820, 5060, 5302, 5543, 9020, 9430, 9881, 10373, 10604, 11086, 13255, 18860, 19762, 20746, 22172, 26510, 27715, 39524, 41492, 49405, 51865, 53020, 55430, 60973, 98810, 103730, 108691, 110860, 121946, 197620, 207460, 217382, 227263, 243892, 304865, 434764, 454526, 543455, 609730, 909052, 1086910, 1136315, 1219460, 2173820, 2272630, 2499893, 4545260, 4999786, 9999572, 12499465, 24998930, 49997860]

約数ペア:

[(1, 49997860), (2, 24998930), (4, 12499465), (5, 9999572), (10, 4999786), (11, 4545260), (20, 2499893), (22, 2272630), (23, 2173820), (41, 1219460), (44, 1136315), (46, 1086910), (55, 909052), (82, 609730), (92, 543455), (110, 454526), (115, 434764), (164, 304865), (205, 243892), (220, 227263), (230, 217382), (241, 207460), (253, 197620), (410, 121946), (451, 110860), (460, 108691), (482, 103730), (506, 98810), (820, 60973), (902, 55430), (943, 53020), (964, 51865), (1012, 49405), (1205, 41492), (1265, 39524), (1804, 27715), (1886, 26510), (2255, 22172), (2410, 20746), (2530, 19762), (2651, 18860), (3772, 13255), (4510, 11086), (4715, 10604), (4820, 10373), (5060, 9881), (5302, 9430), (5543, 9020)]