788269568

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{81031}}^1$

素因数の和:81068

約数の個数: 40

約数和(自身を含む): 1657914720

約数和(自身を除く): 869645152

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 81031, 162062, 324124, 648248, 1296496, 1539589, 2592992, 3079178, 5185984, 6158356, 10371968, 12316712, 20743936, 24633424, 41487872, 49266848, 98533696, 197067392, 394134784, 788269568]

約数ペア:

[(1, 788269568), (2, 394134784), (4, 197067392), (8, 98533696), (16, 49266848), (19, 41487872), (32, 24633424), (38, 20743936), (64, 12316712), (76, 10371968), (128, 6158356), (152, 5185984), (256, 3079178), (304, 2592992), (512, 1539589), (608, 1296496), (1216, 648248), (2432, 324124), (4864, 162062), (9728, 81031)]