78180830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1701

約数の個数: 64

約数和(自身を含む): 176577408

約数和(自身を除く): 98396578

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 455, 530, 689, 742, 910, 1378, 1621, 1855, 3242, 3445, 3710, 4823, 6890, 8105, 9646, 11347, 16210, 21073, 22694, 24115, 42146, 48230, 56735, 85913, 105365, 113470, 147511, 171826, 210730, 295022, 429565, 601391, 737555, 859130, 1116869, 1202782, 1475110, 2233738, 3006955, 5584345, 6013910, 7818083, 11168690, 15636166, 39090415, 78180830]

約数ペア:

[(1, 78180830), (2, 39090415), (5, 15636166), (7, 11168690), (10, 7818083), (13, 6013910), (14, 5584345), (26, 3006955), (35, 2233738), (53, 1475110), (65, 1202782), (70, 1116869), (91, 859130), (106, 737555), (130, 601391), (182, 429565), (265, 295022), (371, 210730), (455, 171826), (530, 147511), (689, 113470), (742, 105365), (910, 85913), (1378, 56735), (1621, 48230), (1855, 42146), (3242, 24115), (3445, 22694), (3710, 21073), (4823, 16210), (6890, 11347), (8105, 9646)]