221707388525

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{775811}}^1$

素因数の和:775922

約数の個数: 48

約数和(自身を含む): 332469577728

約数和(自身を除く): 110762189203

約数列:

[1, 5, 7, 23, 25, 35, 71, 115, 161, 175, 355, 497, 575, 805, 1633, 1775, 2485, 4025, 8165, 11431, 12425, 40825, 57155, 285775, 775811, 3879055, 5430677, 17843653, 19395275, 27153385, 55082581, 89218265, 124905571, 135766925, 275412905, 385578067, 446091325, 624527855, 1266899363, 1377064525, 1927890335, 3122639275, 6334496815, 8868295541, 9639451675, 31672484075, 44341477705, 221707388525]

約数ペア:

[(1, 221707388525), (5, 44341477705), (7, 31672484075), (23, 9639451675), (25, 8868295541), (35, 6334496815), (71, 3122639275), (115, 1927890335), (161, 1377064525), (175, 1266899363), (355, 624527855), (497, 446091325), (575, 385578067), (805, 275412905), (1633, 135766925), (1775, 124905571), (2485, 89218265), (4025, 55082581), (8165, 27153385), (11431, 19395275), (12425, 17843653), (40825, 5430677), (57155, 3879055), (285775, 775811)]