39313520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 97949088

約数和(自身を除く): 58635568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 137, 170, 211, 272, 274, 340, 422, 548, 680, 685, 844, 1055, 1096, 1360, 1370, 1688, 2110, 2192, 2329, 2740, 3376, 3587, 4220, 4658, 5480, 7174, 8440, 9316, 10960, 11645, 14348, 16880, 17935, 18632, 23290, 28696, 28907, 35870, 37264, 46580, 57392, 57814, 71740, 93160, 115628, 143480, 144535, 186320, 231256, 286960, 289070, 462512, 491419, 578140, 982838, 1156280, 1965676, 2312560, 2457095, 3931352, 4914190, 7862704, 9828380, 19656760, 39313520]

約数ペア:

[(1, 39313520), (2, 19656760), (4, 9828380), (5, 7862704), (8, 4914190), (10, 3931352), (16, 2457095), (17, 2312560), (20, 1965676), (34, 1156280), (40, 982838), (68, 578140), (80, 491419), (85, 462512), (136, 289070), (137, 286960), (170, 231256), (211, 186320), (272, 144535), (274, 143480), (340, 115628), (422, 93160), (548, 71740), (680, 57814), (685, 57392), (844, 46580), (1055, 37264), (1096, 35870), (1360, 28907), (1370, 28696), (1688, 23290), (2110, 18632), (2192, 17935), (2329, 16880), (2740, 14348), (3376, 11645), (3587, 10960), (4220, 9316), (4658, 8440), (5480, 7174)]