78634616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 162518400

約数和(自身を除く): 83883784

約数列:

[1, 2, 4, 8, 19, 38, 43, 53, 76, 86, 106, 152, 172, 212, 227, 344, 424, 454, 817, 908, 1007, 1634, 1816, 2014, 2279, 3268, 4028, 4313, 4558, 6536, 8056, 8626, 9116, 9761, 12031, 17252, 18232, 19522, 24062, 34504, 39044, 43301, 48124, 78088, 86602, 96248, 173204, 185459, 228589, 346408, 370918, 457178, 517333, 741836, 914356, 1034666, 1483672, 1828712, 2069332, 4138664, 9829327, 19658654, 39317308, 78634616]

約数ペア:

[(1, 78634616), (2, 39317308), (4, 19658654), (8, 9829327), (19, 4138664), (38, 2069332), (43, 1828712), (53, 1483672), (76, 1034666), (86, 914356), (106, 741836), (152, 517333), (172, 457178), (212, 370918), (227, 346408), (344, 228589), (424, 185459), (454, 173204), (817, 96248), (908, 86602), (1007, 78088), (1634, 48124), (1816, 43301), (2014, 39044), (2279, 34504), (3268, 24062), (4028, 19522), (4313, 18232), (4558, 17252), (6536, 12031), (8056, 9761), (8626, 9116)]