128611376

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 253317120

約数和(自身を除く): 124705744

約数列:

[1, 2, 4, 8, 16, 127, 167, 254, 334, 379, 508, 668, 758, 1016, 1336, 1516, 2032, 2672, 3032, 6064, 21209, 42418, 48133, 63293, 84836, 96266, 126586, 169672, 192532, 253172, 339344, 385064, 506344, 770128, 1012688, 8038211, 16076422, 32152844, 64305688, 128611376]

約数ペア:

[(1, 128611376), (2, 64305688), (4, 32152844), (8, 16076422), (16, 8038211), (127, 1012688), (167, 770128), (254, 506344), (334, 385064), (379, 339344), (508, 253172), (668, 192532), (758, 169672), (1016, 126586), (1336, 96266), (1516, 84836), (2032, 63293), (2672, 48133), (3032, 42418), (6064, 21209)]