790135580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{23929}}^1$

素因数の和:24078

約数の個数: 48

約数和(自身を含む): 1801067520

約数和(自身を除く): 1010931940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 23929, 33020, 47858, 95716, 119645, 239290, 311077, 478580, 622154, 1244308, 1555385, 3038983, 3110770, 6077966, 6221540, 12155932, 15194915, 30389830, 39506779, 60779660, 79013558, 158027116, 197533895, 395067790, 790135580]

約数ペア:

[(1, 790135580), (2, 395067790), (4, 197533895), (5, 158027116), (10, 79013558), (13, 60779660), (20, 39506779), (26, 30389830), (52, 15194915), (65, 12155932), (127, 6221540), (130, 6077966), (254, 3110770), (260, 3038983), (508, 1555385), (635, 1244308), (1270, 622154), (1651, 478580), (2540, 311077), (3302, 239290), (6604, 119645), (8255, 95716), (16510, 47858), (23929, 33020)]