61216925

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{59}}^1$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 98952000

約数和(自身を除く): 37735075

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 59, 77, 121, 175, 245, 275, 295, 343, 385, 413, 539, 605, 649, 847, 1225, 1475, 1715, 1925, 2065, 2695, 2891, 3025, 3245, 3773, 4235, 4543, 5929, 7139, 8575, 10325, 13475, 14455, 16225, 18865, 20237, 21175, 22715, 29645, 31801, 35695, 41503, 49973, 72275, 94325, 101185, 113575, 148225, 159005, 178475, 207515, 222607, 249865, 349811, 505925, 795025, 1037575, 1113035, 1249325, 1749055, 2448677, 5565175, 8745275, 12243385, 61216925]

約数ペア:

[(1, 61216925), (5, 12243385), (7, 8745275), (11, 5565175), (25, 2448677), (35, 1749055), (49, 1249325), (55, 1113035), (59, 1037575), (77, 795025), (121, 505925), (175, 349811), (245, 249865), (275, 222607), (295, 207515), (343, 178475), (385, 159005), (413, 148225), (539, 113575), (605, 101185), (649, 94325), (847, 72275), (1225, 49973), (1475, 41503), (1715, 35695), (1925, 31801), (2065, 29645), (2695, 22715), (2891, 21175), (3025, 20237), (3245, 18865), (3773, 16225), (4235, 14455), (4543, 13475), (5929, 10325), (7139, 8575)]