145219040

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14879}}^1$

素因数の和:14955

約数の個数: 48

約数和(自身を含む): 348727680

約数和(自身を除く): 203508640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 14879, 29758, 59516, 74395, 119032, 148790, 238064, 297580, 476128, 595160, 907619, 1190320, 1815238, 2380640, 3630476, 4538095, 7260952, 9076190, 14521904, 18152380, 29043808, 36304760, 72609520, 145219040]

約数ペア:

[(1, 145219040), (2, 72609520), (4, 36304760), (5, 29043808), (8, 18152380), (10, 14521904), (16, 9076190), (20, 7260952), (32, 4538095), (40, 3630476), (61, 2380640), (80, 1815238), (122, 1190320), (160, 907619), (244, 595160), (305, 476128), (488, 297580), (610, 238064), (976, 148790), (1220, 119032), (1952, 74395), (2440, 59516), (4880, 29758), (9760, 14879)]