78690040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13757}}^1$

素因数の和:13792

約数の個数: 64

約数和(自身を含む): 208020960

約数和(自身を除く): 129330920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 13757, 27514, 55028, 68785, 110056, 137570, 151327, 178841, 275140, 302654, 357682, 550280, 605308, 715364, 756635, 894205, 1210616, 1430728, 1513270, 1788410, 1967251, 3026540, 3576820, 3934502, 6053080, 7153640, 7869004, 9836255, 15738008, 19672510, 39345020, 78690040]

約数ペア:

[(1, 78690040), (2, 39345020), (4, 19672510), (5, 15738008), (8, 9836255), (10, 7869004), (11, 7153640), (13, 6053080), (20, 3934502), (22, 3576820), (26, 3026540), (40, 1967251), (44, 1788410), (52, 1513270), (55, 1430728), (65, 1210616), (88, 894205), (104, 756635), (110, 715364), (130, 605308), (143, 550280), (220, 357682), (260, 302654), (286, 275140), (440, 178841), (520, 151327), (572, 137570), (715, 110056), (1144, 68785), (1430, 55028), (2860, 27514), (5720, 13757)]