129676820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1729

約数の個数: 96

約数和(自身を含む): 343166208

約数和(自身を除く): 213489388

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 430, 455, 559, 602, 860, 910, 1118, 1204, 1505, 1657, 1820, 2236, 2795, 3010, 3314, 3913, 5590, 6020, 6628, 7826, 8285, 11180, 11599, 15652, 16570, 19565, 21541, 23198, 33140, 39130, 43082, 46396, 57995, 71251, 78260, 86164, 107705, 115990, 142502, 150787, 215410, 231980, 285004, 301574, 356255, 430820, 498757, 603148, 712510, 753935, 926263, 997514, 1425020, 1507870, 1852526, 1995028, 2493785, 3015740, 3705052, 4631315, 4987570, 6483841, 9262630, 9975140, 12967682, 18525260, 25935364, 32419205, 64838410, 129676820]

約数ペア:

[(1, 129676820), (2, 64838410), (4, 32419205), (5, 25935364), (7, 18525260), (10, 12967682), (13, 9975140), (14, 9262630), (20, 6483841), (26, 4987570), (28, 4631315), (35, 3705052), (43, 3015740), (52, 2493785), (65, 1995028), (70, 1852526), (86, 1507870), (91, 1425020), (130, 997514), (140, 926263), (172, 753935), (182, 712510), (215, 603148), (260, 498757), (301, 430820), (364, 356255), (430, 301574), (455, 285004), (559, 231980), (602, 215410), (860, 150787), (910, 142502), (1118, 115990), (1204, 107705), (1505, 86164), (1657, 78260), (1820, 71251), (2236, 57995), (2795, 46396), (3010, 43082), (3314, 39130), (3913, 33140), (5590, 23198), (6020, 21541), (6628, 19565), (7826, 16570), (8285, 15652), (11180, 11599)]