16813280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 44579808

約数和(自身を除く): 27766528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 80, 82, 88, 110, 160, 164, 176, 205, 220, 233, 328, 352, 410, 440, 451, 466, 656, 820, 880, 902, 932, 1165, 1312, 1640, 1760, 1804, 1864, 2255, 2330, 2563, 3280, 3608, 3728, 4510, 4660, 5126, 6560, 7216, 7456, 9020, 9320, 9553, 10252, 12815, 14432, 18040, 18640, 19106, 20504, 25630, 36080, 37280, 38212, 41008, 47765, 51260, 72160, 76424, 82016, 95530, 102520, 105083, 152848, 191060, 205040, 210166, 305696, 382120, 410080, 420332, 525415, 764240, 840664, 1050830, 1528480, 1681328, 2101660, 3362656, 4203320, 8406640, 16813280]

約数ペア:

[(1, 16813280), (2, 8406640), (4, 4203320), (5, 3362656), (8, 2101660), (10, 1681328), (11, 1528480), (16, 1050830), (20, 840664), (22, 764240), (32, 525415), (40, 420332), (41, 410080), (44, 382120), (55, 305696), (80, 210166), (82, 205040), (88, 191060), (110, 152848), (160, 105083), (164, 102520), (176, 95530), (205, 82016), (220, 76424), (233, 72160), (328, 51260), (352, 47765), (410, 41008), (440, 38212), (451, 37280), (466, 36080), (656, 25630), (820, 20504), (880, 19106), (902, 18640), (932, 18040), (1165, 14432), (1312, 12815), (1640, 10252), (1760, 9553), (1804, 9320), (1864, 9020), (2255, 7456), (2330, 7216), (2563, 6560), (3280, 5126), (3608, 4660), (3728, 4510)]