78404488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1361}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 155268000

約数和(自身を除く): 76863512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 379, 758, 1361, 1516, 2722, 3032, 5444, 7201, 10888, 14402, 25859, 28804, 51718, 57608, 103436, 206872, 515819, 1031638, 2063276, 4126552, 9800561, 19601122, 39202244, 78404488]

約数ペア:

[(1, 78404488), (2, 39202244), (4, 19601122), (8, 9800561), (19, 4126552), (38, 2063276), (76, 1031638), (152, 515819), (379, 206872), (758, 103436), (1361, 57608), (1516, 51718), (2722, 28804), (3032, 25859), (5444, 14402), (7201, 10888)]