78396070

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1013}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 144555840

約数和(自身を除く): 66159770

約数列:

[1, 2, 5, 10, 71, 109, 142, 218, 355, 545, 710, 1013, 1090, 2026, 5065, 7739, 10130, 15478, 38695, 71923, 77390, 110417, 143846, 220834, 359615, 552085, 719230, 1104170, 7839607, 15679214, 39198035, 78396070]

約数ペア:

[(1, 78396070), (2, 39198035), (5, 15679214), (10, 7839607), (71, 1104170), (109, 719230), (142, 552085), (218, 359615), (355, 220834), (545, 143846), (710, 110417), (1013, 77390), (1090, 71923), (2026, 38695), (5065, 15478), (7739, 10130)]