49537840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1438

約数の個数: 80

約数和(自身を含む): 128804256

約数和(自身を除く): 79266416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1373, 1640, 1804, 2255, 2746, 3280, 3608, 4510, 5492, 6865, 7216, 9020, 10984, 13730, 15103, 18040, 21968, 27460, 30206, 36080, 54920, 56293, 60412, 75515, 109840, 112586, 120824, 151030, 225172, 241648, 281465, 302060, 450344, 562930, 604120, 619223, 900688, 1125860, 1208240, 1238446, 2251720, 2476892, 3096115, 4503440, 4953784, 6192230, 9907568, 12384460, 24768920, 49537840]

約数ペア:

[(1, 49537840), (2, 24768920), (4, 12384460), (5, 9907568), (8, 6192230), (10, 4953784), (11, 4503440), (16, 3096115), (20, 2476892), (22, 2251720), (40, 1238446), (41, 1208240), (44, 1125860), (55, 900688), (80, 619223), (82, 604120), (88, 562930), (110, 450344), (164, 302060), (176, 281465), (205, 241648), (220, 225172), (328, 151030), (410, 120824), (440, 112586), (451, 109840), (656, 75515), (820, 60412), (880, 56293), (902, 54920), (1373, 36080), (1640, 30206), (1804, 27460), (2255, 21968), (2746, 18040), (3280, 15103), (3608, 13730), (4510, 10984), (5492, 9020), (6865, 7216)]