78328336

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 163275264

約数和(自身を除く): 84946928

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 191, 284, 304, 361, 382, 568, 722, 764, 1136, 1349, 1444, 1528, 2698, 2888, 3056, 3629, 5396, 5776, 7258, 10792, 13561, 14516, 21584, 25631, 27122, 29032, 51262, 54244, 58064, 68951, 102524, 108488, 137902, 205048, 216976, 257659, 275804, 410096, 515318, 551608, 1030636, 1103216, 2061272, 4122544, 4895521, 9791042, 19582084, 39164168, 78328336]

約数ペア:

[(1, 78328336), (2, 39164168), (4, 19582084), (8, 9791042), (16, 4895521), (19, 4122544), (38, 2061272), (71, 1103216), (76, 1030636), (142, 551608), (152, 515318), (191, 410096), (284, 275804), (304, 257659), (361, 216976), (382, 205048), (568, 137902), (722, 108488), (764, 102524), (1136, 68951), (1349, 58064), (1444, 54244), (1528, 51262), (2698, 29032), (2888, 27122), (3056, 25631), (3629, 21584), (5396, 14516), (5776, 13561), (7258, 10792)]