78844414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 66307586

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 59, 118, 139, 209, 253, 278, 418, 437, 506, 649, 874, 1121, 1298, 1357, 1529, 2242, 2641, 2714, 3058, 3197, 4807, 5282, 6394, 8201, 9614, 12331, 14927, 16402, 24662, 25783, 29051, 29854, 35167, 51566, 58102, 60743, 70334, 90211, 121486, 155819, 180422, 188623, 283613, 311638, 377246, 567226, 668173, 1336346, 1714009, 2074853, 3428018, 3583837, 4149706, 7167674, 39422207, 78844414]

約数ペア:

[(1, 78844414), (2, 39422207), (11, 7167674), (19, 4149706), (22, 3583837), (23, 3428018), (38, 2074853), (46, 1714009), (59, 1336346), (118, 668173), (139, 567226), (209, 377246), (253, 311638), (278, 283613), (418, 188623), (437, 180422), (506, 155819), (649, 121486), (874, 90211), (1121, 70334), (1298, 60743), (1357, 58102), (1529, 51566), (2242, 35167), (2641, 29854), (2714, 29051), (3058, 25783), (3197, 24662), (4807, 16402), (5282, 14927), (6394, 12331), (8201, 9614)]