27765250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 28844030

約数列:

[1, 2, 5, 10, 17, 25, 34, 47, 50, 85, 94, 125, 139, 170, 235, 250, 278, 425, 470, 695, 799, 850, 1175, 1390, 1598, 2125, 2350, 2363, 3475, 3995, 4250, 4726, 5875, 6533, 6950, 7990, 11750, 11815, 13066, 17375, 19975, 23630, 32665, 34750, 39950, 59075, 65330, 99875, 111061, 118150, 163325, 199750, 222122, 295375, 326650, 555305, 590750, 816625, 1110610, 1633250, 2776525, 5553050, 13882625, 27765250]

約数ペア:

[(1, 27765250), (2, 13882625), (5, 5553050), (10, 2776525), (17, 1633250), (25, 1110610), (34, 816625), (47, 590750), (50, 555305), (85, 326650), (94, 295375), (125, 222122), (139, 199750), (170, 163325), (235, 118150), (250, 111061), (278, 99875), (425, 65330), (470, 59075), (695, 39950), (799, 34750), (850, 32665), (1175, 23630), (1390, 19975), (1598, 17375), (2125, 13066), (2350, 11815), (2363, 11750), (3475, 7990), (3995, 6950), (4250, 6533), (4726, 5875)]