20155742450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{26161}}^1$

素因数の和:27003

約数の個数: 48

約数和(自身を含む): 39512991840

約数和(自身を除く): 19357249390

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 811, 950, 1622, 4055, 8110, 15409, 20275, 26161, 30818, 40550, 52322, 77045, 130805, 154090, 261610, 385225, 497059, 654025, 770450, 994118, 1308050, 2485295, 4970590, 12426475, 21216571, 24852950, 42433142, 106082855, 212165710, 403114849, 530414275, 806229698, 1060828550, 2015574245, 4031148490, 10077871225, 20155742450]

約数ペア:

[(1, 20155742450), (2, 10077871225), (5, 4031148490), (10, 2015574245), (19, 1060828550), (25, 806229698), (38, 530414275), (50, 403114849), (95, 212165710), (190, 106082855), (475, 42433142), (811, 24852950), (950, 21216571), (1622, 12426475), (4055, 4970590), (8110, 2485295), (15409, 1308050), (20275, 994118), (26161, 770450), (30818, 654025), (40550, 497059), (52322, 385225), (77045, 261610), (130805, 154090)]