78556996

素因数分解:

$2^2\times 7^2\times {\mathrm{487}}^1\times {\mathrm{823}}^1$

素因数の和:1328

約数の個数: 36

約数和(自身を含む): 160442688

約数和(自身を除く): 81885692

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 487, 823, 974, 1646, 1948, 3292, 3409, 5761, 6818, 11522, 13636, 23044, 23863, 40327, 47726, 80654, 95452, 161308, 400801, 801602, 1603204, 2805607, 5611214, 11222428, 19639249, 39278498, 78556996]

約数ペア:

[(1, 78556996), (2, 39278498), (4, 19639249), (7, 11222428), (14, 5611214), (28, 2805607), (49, 1603204), (98, 801602), (196, 400801), (487, 161308), (823, 95452), (974, 80654), (1646, 47726), (1948, 40327), (3292, 23863), (3409, 23044), (5761, 13636), (6818, 11522)]