78806728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:807

約数の個数: 96

約数和(自身を含む): 199748160

約数和(自身を除く): 120941432

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 169, 182, 286, 308, 338, 364, 572, 616, 676, 728, 757, 1001, 1144, 1183, 1352, 1514, 1859, 2002, 2366, 3028, 3718, 4004, 4732, 5299, 6056, 7436, 8008, 8327, 9464, 9841, 10598, 13013, 14872, 16654, 19682, 21196, 26026, 33308, 39364, 42392, 52052, 58289, 66616, 68887, 78728, 104104, 108251, 116578, 127933, 137774, 216502, 233156, 255866, 275548, 433004, 466312, 511732, 551096, 757757, 866008, 895531, 1023464, 1407263, 1515514, 1791062, 2814526, 3031028, 3582124, 5629052, 6062056, 7164248, 9850841, 11258104, 19701682, 39403364, 78806728]

約数ペア:

[(1, 78806728), (2, 39403364), (4, 19701682), (7, 11258104), (8, 9850841), (11, 7164248), (13, 6062056), (14, 5629052), (22, 3582124), (26, 3031028), (28, 2814526), (44, 1791062), (52, 1515514), (56, 1407263), (77, 1023464), (88, 895531), (91, 866008), (104, 757757), (143, 551096), (154, 511732), (169, 466312), (182, 433004), (286, 275548), (308, 255866), (338, 233156), (364, 216502), (572, 137774), (616, 127933), (676, 116578), (728, 108251), (757, 104104), (1001, 78728), (1144, 68887), (1183, 66616), (1352, 58289), (1514, 52052), (1859, 42392), (2002, 39364), (2366, 33308), (3028, 26026), (3718, 21196), (4004, 19682), (4732, 16654), (5299, 14872), (6056, 13013), (7436, 10598), (8008, 9841), (8327, 9464)]