78435994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 155457792

約数和(自身を除く): 77021798

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 101, 119, 182, 202, 221, 238, 251, 442, 502, 707, 1313, 1414, 1547, 1717, 1757, 2626, 3094, 3263, 3434, 3514, 4267, 6526, 8534, 9191, 12019, 18382, 22321, 22841, 24038, 25351, 29869, 44642, 45682, 50702, 55471, 59738, 110942, 156247, 177457, 312494, 329563, 354914, 388297, 430967, 659126, 776594, 861934, 2306941, 3016769, 4613882, 5602571, 6033538, 11205142, 39217997, 78435994]

約数ペア:

[(1, 78435994), (2, 39217997), (7, 11205142), (13, 6033538), (14, 5602571), (17, 4613882), (26, 3016769), (34, 2306941), (91, 861934), (101, 776594), (119, 659126), (182, 430967), (202, 388297), (221, 354914), (238, 329563), (251, 312494), (442, 177457), (502, 156247), (707, 110942), (1313, 59738), (1414, 55471), (1547, 50702), (1717, 45682), (1757, 44642), (2626, 29869), (3094, 25351), (3263, 24038), (3434, 22841), (3514, 22321), (4267, 18382), (6526, 12019), (8534, 9191)]