205853680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6581}}^1$

素因数の和:6634

約数の個数: 80

約数和(自身を含む): 528876864

約数和(自身を除く): 323023184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 6256, 6581, 7820, 13162, 15640, 26324, 31280, 32905, 52648, 65810, 105296, 111877, 131620, 151363, 223754, 263240, 302726, 447508, 526480, 559385, 605452, 756815, 895016, 1118770, 1210904, 1513630, 1790032, 2237540, 2421808, 2573171, 3027260, 4475080, 5146342, 6054520, 8950160, 10292684, 12109040, 12865855, 20585368, 25731710, 41170736, 51463420, 102926840, 205853680]

約数ペア:

[(1, 205853680), (2, 102926840), (4, 51463420), (5, 41170736), (8, 25731710), (10, 20585368), (16, 12865855), (17, 12109040), (20, 10292684), (23, 8950160), (34, 6054520), (40, 5146342), (46, 4475080), (68, 3027260), (80, 2573171), (85, 2421808), (92, 2237540), (115, 1790032), (136, 1513630), (170, 1210904), (184, 1118770), (230, 895016), (272, 756815), (340, 605452), (368, 559385), (391, 526480), (460, 447508), (680, 302726), (782, 263240), (920, 223754), (1360, 151363), (1564, 131620), (1840, 111877), (1955, 105296), (3128, 65810), (3910, 52648), (6256, 32905), (6581, 31280), (7820, 26324), (13162, 15640)]