8751520

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 20956320

約数和(自身を除く): 12204800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 659, 664, 830, 1318, 1328, 1660, 2636, 2656, 3295, 3320, 5272, 6590, 6640, 10544, 13180, 13280, 21088, 26360, 52720, 54697, 105440, 109394, 218788, 273485, 437576, 546970, 875152, 1093940, 1750304, 2187880, 4375760, 8751520]

約数ペア:

[(1, 8751520), (2, 4375760), (4, 2187880), (5, 1750304), (8, 1093940), (10, 875152), (16, 546970), (20, 437576), (32, 273485), (40, 218788), (80, 109394), (83, 105440), (160, 54697), (166, 52720), (332, 26360), (415, 21088), (659, 13280), (664, 13180), (830, 10544), (1318, 6640), (1328, 6590), (1660, 5272), (2636, 3320), (2656, 3295)]