65401020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13457}}^1$

素因数の和:13481

約数の個数: 72

約数和(自身を含む): 205745904

約数和(自身を除く): 140344884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 13457, 26914, 40371, 53828, 67285, 80742, 121113, 134570, 161484, 201855, 242226, 269140, 363339, 403710, 484452, 605565, 726678, 807420, 1090017, 1211130, 1453356, 1816695, 2180034, 2422260, 3270051, 3633390, 4360068, 5450085, 6540102, 7266780, 10900170, 13080204, 16350255, 21800340, 32700510, 65401020]

約数ペア:

[(1, 65401020), (2, 32700510), (3, 21800340), (4, 16350255), (5, 13080204), (6, 10900170), (9, 7266780), (10, 6540102), (12, 5450085), (15, 4360068), (18, 3633390), (20, 3270051), (27, 2422260), (30, 2180034), (36, 1816695), (45, 1453356), (54, 1211130), (60, 1090017), (81, 807420), (90, 726678), (108, 605565), (135, 484452), (162, 403710), (180, 363339), (243, 269140), (270, 242226), (324, 201855), (405, 161484), (486, 134570), (540, 121113), (810, 80742), (972, 67285), (1215, 53828), (1620, 40371), (2430, 26914), (4860, 13457)]