13203431240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{10331}}^1$

素因数の和:10790

約数の個数: 64

約数和(自身を含む): 30128112000

約数和(自身を除く): 16924680760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 359, 445, 712, 718, 890, 1436, 1780, 1795, 2872, 3560, 3590, 7180, 10331, 14360, 20662, 31951, 41324, 51655, 63902, 82648, 103310, 127804, 159755, 206620, 255608, 319510, 413240, 639020, 919459, 1278040, 1838918, 3677836, 3708829, 4597295, 7355672, 7417658, 9194590, 14835316, 18389180, 18544145, 29670632, 36778360, 37088290, 74176580, 148353160, 330085781, 660171562, 1320343124, 1650428905, 2640686248, 3300857810, 6601715620, 13203431240]

約数ペア:

[(1, 13203431240), (2, 6601715620), (4, 3300857810), (5, 2640686248), (8, 1650428905), (10, 1320343124), (20, 660171562), (40, 330085781), (89, 148353160), (178, 74176580), (356, 37088290), (359, 36778360), (445, 29670632), (712, 18544145), (718, 18389180), (890, 14835316), (1436, 9194590), (1780, 7417658), (1795, 7355672), (2872, 4597295), (3560, 3708829), (3590, 3677836), (7180, 1838918), (10331, 1278040), (14360, 919459), (20662, 639020), (31951, 413240), (41324, 319510), (51655, 255608), (63902, 206620), (82648, 159755), (103310, 127804)]