85473025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 125349120

約数和(自身を除く): 39876095

約数列:

[1, 5, 11, 17, 25, 47, 55, 85, 187, 235, 275, 389, 425, 517, 799, 935, 1175, 1945, 2585, 3995, 4279, 4675, 6613, 8789, 9725, 12925, 18283, 19975, 21395, 33065, 43945, 72743, 91415, 106975, 165325, 201113, 219725, 310811, 363715, 457075, 1005565, 1554055, 1818575, 3418921, 5027825, 7770275, 17094605, 85473025]

約数ペア:

[(1, 85473025), (5, 17094605), (11, 7770275), (17, 5027825), (25, 3418921), (47, 1818575), (55, 1554055), (85, 1005565), (187, 457075), (235, 363715), (275, 310811), (389, 219725), (425, 201113), (517, 165325), (799, 106975), (935, 91415), (1175, 72743), (1945, 43945), (2585, 33065), (3995, 21395), (4279, 19975), (4675, 18283), (6613, 12925), (8789, 9725)]