209916100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 473719680

約数和(自身を除く): 263803580

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 59, 94, 100, 118, 188, 235, 236, 295, 470, 590, 757, 940, 1175, 1180, 1475, 1514, 2350, 2773, 2950, 3028, 3785, 4700, 5546, 5900, 7570, 11092, 13865, 15140, 18925, 27730, 35579, 37850, 44663, 55460, 69325, 71158, 75700, 89326, 138650, 142316, 177895, 178652, 223315, 277300, 355790, 446630, 711580, 889475, 893260, 1116575, 1778950, 2099161, 2233150, 3557900, 4198322, 4466300, 8396644, 10495805, 20991610, 41983220, 52479025, 104958050, 209916100]

約数ペア:

[(1, 209916100), (2, 104958050), (4, 52479025), (5, 41983220), (10, 20991610), (20, 10495805), (25, 8396644), (47, 4466300), (50, 4198322), (59, 3557900), (94, 2233150), (100, 2099161), (118, 1778950), (188, 1116575), (235, 893260), (236, 889475), (295, 711580), (470, 446630), (590, 355790), (757, 277300), (940, 223315), (1175, 178652), (1180, 177895), (1475, 142316), (1514, 138650), (2350, 89326), (2773, 75700), (2950, 71158), (3028, 69325), (3785, 55460), (4700, 44663), (5546, 37850), (5900, 35579), (7570, 27730), (11092, 18925), (13865, 15140)]