72640065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7699}}^1$

素因数の和:7761

約数の個数: 32

約数和(自身を含む): 126403200

約数和(自身を除く): 53763135

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 3145, 7699, 9435, 23097, 38495, 115485, 130883, 284863, 392649, 654415, 854589, 1424315, 1963245, 4272945, 4842671, 14528013, 24213355, 72640065]

約数ペア:

[(1, 72640065), (3, 24213355), (5, 14528013), (15, 4842671), (17, 4272945), (37, 1963245), (51, 1424315), (85, 854589), (111, 654415), (185, 392649), (255, 284863), (555, 130883), (629, 115485), (1887, 38495), (3145, 23097), (7699, 9435)]