204528880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3833}}^1$

素因数の和:3898

約数の個数: 80

約数和(自身を含む): 513449280

約数和(自身を除く): 308920400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 230, 232, 290, 368, 460, 464, 580, 667, 920, 1160, 1334, 1840, 2320, 2668, 3335, 3833, 5336, 6670, 7666, 10672, 13340, 15332, 19165, 26680, 30664, 38330, 53360, 61328, 76660, 88159, 111157, 153320, 176318, 222314, 306640, 352636, 440795, 444628, 555785, 705272, 881590, 889256, 1111570, 1410544, 1763180, 1778512, 2223140, 2556611, 3526360, 4446280, 5113222, 7052720, 8892560, 10226444, 12783055, 20452888, 25566110, 40905776, 51132220, 102264440, 204528880]

約数ペア:

[(1, 204528880), (2, 102264440), (4, 51132220), (5, 40905776), (8, 25566110), (10, 20452888), (16, 12783055), (20, 10226444), (23, 8892560), (29, 7052720), (40, 5113222), (46, 4446280), (58, 3526360), (80, 2556611), (92, 2223140), (115, 1778512), (116, 1763180), (145, 1410544), (184, 1111570), (230, 889256), (232, 881590), (290, 705272), (368, 555785), (460, 444628), (464, 440795), (580, 352636), (667, 306640), (920, 222314), (1160, 176318), (1334, 153320), (1840, 111157), (2320, 88159), (2668, 76660), (3335, 61328), (3833, 53360), (5336, 38330), (6670, 30664), (7666, 26680), (10672, 19165), (13340, 15332)]