64486480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 158454144

約数和(自身を除く): 93967664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 101, 115, 184, 202, 230, 347, 368, 404, 460, 505, 694, 808, 920, 1010, 1388, 1616, 1735, 1840, 2020, 2323, 2776, 3470, 4040, 4646, 5552, 6940, 7981, 8080, 9292, 11615, 13880, 15962, 18584, 23230, 27760, 31924, 35047, 37168, 39905, 46460, 63848, 70094, 79810, 92920, 127696, 140188, 159620, 175235, 185840, 280376, 319240, 350470, 560752, 638480, 700940, 806081, 1401880, 1612162, 2803760, 3224324, 4030405, 6448648, 8060810, 12897296, 16121620, 32243240, 64486480]

約数ペア:

[(1, 64486480), (2, 32243240), (4, 16121620), (5, 12897296), (8, 8060810), (10, 6448648), (16, 4030405), (20, 3224324), (23, 2803760), (40, 1612162), (46, 1401880), (80, 806081), (92, 700940), (101, 638480), (115, 560752), (184, 350470), (202, 319240), (230, 280376), (347, 185840), (368, 175235), (404, 159620), (460, 140188), (505, 127696), (694, 92920), (808, 79810), (920, 70094), (1010, 63848), (1388, 46460), (1616, 39905), (1735, 37168), (1840, 35047), (2020, 31924), (2323, 27760), (2776, 23230), (3470, 18584), (4040, 15962), (4646, 13880), (5552, 11615), (6940, 9292), (7981, 8080)]