69290416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 154677600

約数和(自身を除く): 85387184

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 89, 104, 152, 178, 197, 208, 247, 304, 356, 394, 494, 712, 788, 988, 1157, 1424, 1576, 1691, 1976, 2314, 2561, 3152, 3382, 3743, 3952, 4628, 5122, 6764, 7486, 9256, 10244, 13528, 14972, 17533, 18512, 20488, 21983, 27056, 29944, 35066, 40976, 43966, 48659, 59888, 70132, 87932, 97318, 140264, 175864, 194636, 227929, 280528, 333127, 351728, 389272, 455858, 666254, 778544, 911716, 1332508, 1823432, 2665016, 3646864, 4330651, 5330032, 8661302, 17322604, 34645208, 69290416]

約数ペア:

[(1, 69290416), (2, 34645208), (4, 17322604), (8, 8661302), (13, 5330032), (16, 4330651), (19, 3646864), (26, 2665016), (38, 1823432), (52, 1332508), (76, 911716), (89, 778544), (104, 666254), (152, 455858), (178, 389272), (197, 351728), (208, 333127), (247, 280528), (304, 227929), (356, 194636), (394, 175864), (494, 140264), (712, 97318), (788, 87932), (988, 70132), (1157, 59888), (1424, 48659), (1576, 43966), (1691, 40976), (1976, 35066), (2314, 29944), (2561, 27056), (3152, 21983), (3382, 20488), (3743, 18512), (3952, 17533), (4628, 14972), (5122, 13528), (6764, 10244), (7486, 9256)]