99774320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1674

約数の個数: 80

約数和(自身を含む): 250296480

約数和(自身を除く): 150522160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1520, 1558, 1601, 1640, 3116, 3202, 3280, 3895, 6232, 6404, 7790, 8005, 12464, 12808, 15580, 16010, 25616, 30419, 31160, 32020, 60838, 62320, 64040, 65641, 121676, 128080, 131282, 152095, 243352, 262564, 304190, 328205, 486704, 525128, 608380, 656410, 1050256, 1216760, 1247179, 1312820, 2433520, 2494358, 2625640, 4988716, 5251280, 6235895, 9977432, 12471790, 19954864, 24943580, 49887160, 99774320]

約数ペア:

[(1, 99774320), (2, 49887160), (4, 24943580), (5, 19954864), (8, 12471790), (10, 9977432), (16, 6235895), (19, 5251280), (20, 4988716), (38, 2625640), (40, 2494358), (41, 2433520), (76, 1312820), (80, 1247179), (82, 1216760), (95, 1050256), (152, 656410), (164, 608380), (190, 525128), (205, 486704), (304, 328205), (328, 304190), (380, 262564), (410, 243352), (656, 152095), (760, 131282), (779, 128080), (820, 121676), (1520, 65641), (1558, 64040), (1601, 62320), (1640, 60838), (3116, 32020), (3202, 31160), (3280, 30419), (3895, 25616), (6232, 16010), (6404, 15580), (7790, 12808), (8005, 12464)]