29851280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 74995200

約数和(自身を除く): 45143920

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, 479, 656, 760, 779, 820, 958, 1520, 1558, 1640, 1916, 2395, 3116, 3280, 3832, 3895, 4790, 6232, 7664, 7790, 9101, 9580, 12464, 15580, 18202, 19160, 19639, 31160, 36404, 38320, 39278, 45505, 62320, 72808, 78556, 91010, 98195, 145616, 157112, 182020, 196390, 314224, 364040, 373141, 392780, 728080, 746282, 785560, 1492564, 1571120, 1865705, 2985128, 3731410, 5970256, 7462820, 14925640, 29851280]

約数ペア:

[(1, 29851280), (2, 14925640), (4, 7462820), (5, 5970256), (8, 3731410), (10, 2985128), (16, 1865705), (19, 1571120), (20, 1492564), (38, 785560), (40, 746282), (41, 728080), (76, 392780), (80, 373141), (82, 364040), (95, 314224), (152, 196390), (164, 182020), (190, 157112), (205, 145616), (304, 98195), (328, 91010), (380, 78556), (410, 72808), (479, 62320), (656, 45505), (760, 39278), (779, 38320), (820, 36404), (958, 31160), (1520, 19639), (1558, 19160), (1640, 18202), (1916, 15580), (2395, 12464), (3116, 9580), (3280, 9101), (3832, 7790), (3895, 7664), (4790, 6232)]