71913760

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 177230592

約数和(自身を除く): 105316832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 73, 80, 94, 131, 146, 160, 188, 235, 262, 292, 365, 376, 470, 524, 584, 655, 730, 752, 940, 1048, 1168, 1310, 1460, 1504, 1880, 2096, 2336, 2620, 2920, 3431, 3760, 4192, 5240, 5840, 6157, 6862, 7520, 9563, 10480, 11680, 12314, 13724, 17155, 19126, 20960, 24628, 27448, 30785, 34310, 38252, 47815, 49256, 54896, 61570, 68620, 76504, 95630, 98512, 109792, 123140, 137240, 153008, 191260, 197024, 246280, 274480, 306016, 382520, 449461, 492560, 548960, 765040, 898922, 985120, 1530080, 1797844, 2247305, 3595688, 4494610, 7191376, 8989220, 14382752, 17978440, 35956880, 71913760]

約数ペア:

[(1, 71913760), (2, 35956880), (4, 17978440), (5, 14382752), (8, 8989220), (10, 7191376), (16, 4494610), (20, 3595688), (32, 2247305), (40, 1797844), (47, 1530080), (73, 985120), (80, 898922), (94, 765040), (131, 548960), (146, 492560), (160, 449461), (188, 382520), (235, 306016), (262, 274480), (292, 246280), (365, 197024), (376, 191260), (470, 153008), (524, 137240), (584, 123140), (655, 109792), (730, 98512), (752, 95630), (940, 76504), (1048, 68620), (1168, 61570), (1310, 54896), (1460, 49256), (1504, 47815), (1880, 38252), (2096, 34310), (2336, 30785), (2620, 27448), (2920, 24628), (3431, 20960), (3760, 19126), (4192, 17155), (5240, 13724), (5840, 12314), (6157, 11680), (6862, 10480), (7520, 9563)]