100206820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 249725952

約数和(自身を除く): 149519132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 97, 140, 157, 188, 194, 235, 314, 329, 388, 470, 485, 628, 658, 679, 785, 940, 970, 1099, 1316, 1358, 1570, 1645, 1940, 2198, 2716, 3140, 3290, 3395, 4396, 4559, 5495, 6580, 6790, 7379, 9118, 10990, 13580, 14758, 15229, 18236, 21980, 22795, 29516, 30458, 31913, 36895, 45590, 51653, 60916, 63826, 73790, 76145, 91180, 103306, 106603, 127652, 147580, 152290, 159565, 206612, 213206, 258265, 304580, 319130, 426412, 516530, 533015, 638260, 715763, 1033060, 1066030, 1431526, 2132060, 2863052, 3578815, 5010341, 7157630, 10020682, 14315260, 20041364, 25051705, 50103410, 100206820]

約数ペア:

[(1, 100206820), (2, 50103410), (4, 25051705), (5, 20041364), (7, 14315260), (10, 10020682), (14, 7157630), (20, 5010341), (28, 3578815), (35, 2863052), (47, 2132060), (70, 1431526), (94, 1066030), (97, 1033060), (140, 715763), (157, 638260), (188, 533015), (194, 516530), (235, 426412), (314, 319130), (329, 304580), (388, 258265), (470, 213206), (485, 206612), (628, 159565), (658, 152290), (679, 147580), (785, 127652), (940, 106603), (970, 103306), (1099, 91180), (1316, 76145), (1358, 73790), (1570, 63826), (1645, 60916), (1940, 51653), (2198, 45590), (2716, 36895), (3140, 31913), (3290, 30458), (3395, 29516), (4396, 22795), (4559, 21980), (5495, 18236), (6580, 15229), (6790, 14758), (7379, 13580), (9118, 10990)]