12017500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 120

約数和(自身を含む): 31489920

約数和(自身を除く): 19472420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 25, 38, 44, 46, 50, 55, 76, 92, 95, 100, 110, 115, 125, 190, 209, 220, 230, 250, 253, 275, 380, 418, 437, 460, 475, 500, 506, 550, 575, 625, 836, 874, 950, 1012, 1045, 1100, 1150, 1250, 1265, 1375, 1748, 1900, 2090, 2185, 2300, 2375, 2500, 2530, 2750, 2875, 4180, 4370, 4750, 4807, 5060, 5225, 5500, 5750, 6325, 6875, 8740, 9500, 9614, 10450, 10925, 11500, 11875, 12650, 13750, 14375, 19228, 20900, 21850, 23750, 24035, 25300, 26125, 27500, 28750, 31625, 43700, 47500, 48070, 52250, 54625, 57500, 63250, 96140, 104500, 109250, 120175, 126500, 130625, 158125, 218500, 240350, 261250, 273125, 316250, 480700, 522500, 546250, 600875, 632500, 1092500, 1201750, 2403500, 3004375, 6008750, 12017500]

約数ペア:

[(1, 12017500), (2, 6008750), (4, 3004375), (5, 2403500), (10, 1201750), (11, 1092500), (19, 632500), (20, 600875), (22, 546250), (23, 522500), (25, 480700), (38, 316250), (44, 273125), (46, 261250), (50, 240350), (55, 218500), (76, 158125), (92, 130625), (95, 126500), (100, 120175), (110, 109250), (115, 104500), (125, 96140), (190, 63250), (209, 57500), (220, 54625), (230, 52250), (250, 48070), (253, 47500), (275, 43700), (380, 31625), (418, 28750), (437, 27500), (460, 26125), (475, 25300), (500, 24035), (506, 23750), (550, 21850), (575, 20900), (625, 19228), (836, 14375), (874, 13750), (950, 12650), (1012, 11875), (1045, 11500), (1100, 10925), (1150, 10450), (1250, 9614), (1265, 9500), (1375, 8740), (1748, 6875), (1900, 6325), (2090, 5750), (2185, 5500), (2300, 5225), (2375, 5060), (2500, 4807), (2530, 4750), (2750, 4370), (2875, 4180)]