79899820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 227259648

約数和(自身を除く): 147359828

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 169, 182, 220, 260, 286, 307, 308, 338, 364, 385, 455, 572, 614, 676, 715, 770, 845, 910, 1001, 1183, 1228, 1430, 1535, 1540, 1690, 1820, 1859, 2002, 2149, 2366, 2860, 3070, 3377, 3380, 3718, 3991, 4004, 4298, 4732, 5005, 5915, 6140, 6754, 7436, 7982, 8596, 9295, 10010, 10745, 11830, 13013, 13508, 15964, 16885, 18590, 19955, 20020, 21490, 23639, 23660, 26026, 27937, 33770, 37180, 39910, 42980, 43901, 47278, 51883, 52052, 55874, 65065, 67540, 79820, 87802, 94556, 103766, 111748, 118195, 130130, 139685, 175604, 207532, 219505, 236390, 259415, 260260, 279370, 307307, 363181, 439010, 472780, 518830, 558740, 570713, 614614, 726362, 878020, 1037660, 1141426, 1229228, 1452724, 1536535, 1815905, 2282852, 2853565, 3073070, 3631810, 3994991, 5707130, 6146140, 7263620, 7989982, 11414260, 15979964, 19974955, 39949910, 79899820]

約数ペア:

[(1, 79899820), (2, 39949910), (4, 19974955), (5, 15979964), (7, 11414260), (10, 7989982), (11, 7263620), (13, 6146140), (14, 5707130), (20, 3994991), (22, 3631810), (26, 3073070), (28, 2853565), (35, 2282852), (44, 1815905), (52, 1536535), (55, 1452724), (65, 1229228), (70, 1141426), (77, 1037660), (91, 878020), (110, 726362), (130, 614614), (140, 570713), (143, 558740), (154, 518830), (169, 472780), (182, 439010), (220, 363181), (260, 307307), (286, 279370), (307, 260260), (308, 259415), (338, 236390), (364, 219505), (385, 207532), (455, 175604), (572, 139685), (614, 130130), (676, 118195), (715, 111748), (770, 103766), (845, 94556), (910, 87802), (1001, 79820), (1183, 67540), (1228, 65065), (1430, 55874), (1535, 52052), (1540, 51883), (1690, 47278), (1820, 43901), (1859, 42980), (2002, 39910), (2149, 37180), (2366, 33770), (2860, 27937), (3070, 26026), (3377, 23660), (3380, 23639), (3718, 21490), (3991, 20020), (4004, 19955), (4298, 18590), (4732, 16885), (5005, 15964), (5915, 13508), (6140, 13013), (6754, 11830), (7436, 10745), (7982, 10010), (8596, 9295)]