161814320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{54667}}^1$

素因数の和:54717

約数の個数: 40

約数和(自身を含む): 386393424

約数和(自身を除く): 224579104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 54667, 109334, 218668, 273335, 437336, 546670, 874672, 1093340, 2022679, 2186680, 4045358, 4373360, 8090716, 10113395, 16181432, 20226790, 32362864, 40453580, 80907160, 161814320]

約数ペア:

[(1, 161814320), (2, 80907160), (4, 40453580), (5, 32362864), (8, 20226790), (10, 16181432), (16, 10113395), (20, 8090716), (37, 4373360), (40, 4045358), (74, 2186680), (80, 2022679), (148, 1093340), (185, 874672), (296, 546670), (370, 437336), (592, 273335), (740, 218668), (1480, 109334), (2960, 54667)]