7781272480

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{615607}}^1$

素因数の和:615701

約数の個数: 48

約数和(自身を含む): 18615985920

約数和(自身を除く): 10834713440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 615607, 1231214, 2462428, 3078035, 4924856, 6156070, 9849712, 12312140, 19699424, 24624280, 48632953, 49248560, 97265906, 98497120, 194531812, 243164765, 389063624, 486329530, 778127248, 972659060, 1556254496, 1945318120, 3890636240, 7781272480]

約数ペア:

[(1, 7781272480), (2, 3890636240), (4, 1945318120), (5, 1556254496), (8, 972659060), (10, 778127248), (16, 486329530), (20, 389063624), (32, 243164765), (40, 194531812), (79, 98497120), (80, 97265906), (158, 49248560), (160, 48632953), (316, 24624280), (395, 19699424), (632, 12312140), (790, 9849712), (1264, 6156070), (1580, 4924856), (2528, 3078035), (3160, 2462428), (6320, 1231214), (12640, 615607)]