65111280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 223110720

約数和(自身を除く): 157999440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 156, 164, 195, 205, 208, 240, 246, 260, 312, 328, 390, 410, 492, 509, 520, 533, 615, 624, 656, 780, 820, 984, 1018, 1040, 1066, 1230, 1527, 1560, 1599, 1640, 1968, 2036, 2132, 2460, 2545, 2665, 3054, 3120, 3198, 3280, 4072, 4264, 4920, 5090, 5330, 6108, 6396, 6617, 7635, 7995, 8144, 8528, 9840, 10180, 10660, 12216, 12792, 13234, 15270, 15990, 19851, 20360, 20869, 21320, 24432, 25584, 26468, 30540, 31980, 33085, 39702, 40720, 41738, 42640, 52936, 61080, 62607, 63960, 66170, 79404, 83476, 99255, 104345, 105872, 122160, 125214, 127920, 132340, 158808, 166952, 198510, 208690, 250428, 264680, 271297, 313035, 317616, 333904, 397020, 417380, 500856, 529360, 542594, 626070, 794040, 813891, 834760, 1001712, 1085188, 1252140, 1356485, 1588080, 1627782, 1669520, 2170376, 2504280, 2712970, 3255564, 4069455, 4340752, 5008560, 5425940, 6511128, 8138910, 10851880, 13022256, 16277820, 21703760, 32555640, 65111280]

約数ペア:

[(1, 65111280), (2, 32555640), (3, 21703760), (4, 16277820), (5, 13022256), (6, 10851880), (8, 8138910), (10, 6511128), (12, 5425940), (13, 5008560), (15, 4340752), (16, 4069455), (20, 3255564), (24, 2712970), (26, 2504280), (30, 2170376), (39, 1669520), (40, 1627782), (41, 1588080), (48, 1356485), (52, 1252140), (60, 1085188), (65, 1001712), (78, 834760), (80, 813891), (82, 794040), (104, 626070), (120, 542594), (123, 529360), (130, 500856), (156, 417380), (164, 397020), (195, 333904), (205, 317616), (208, 313035), (240, 271297), (246, 264680), (260, 250428), (312, 208690), (328, 198510), (390, 166952), (410, 158808), (492, 132340), (509, 127920), (520, 125214), (533, 122160), (615, 105872), (624, 104345), (656, 99255), (780, 83476), (820, 79404), (984, 66170), (1018, 63960), (1040, 62607), (1066, 61080), (1230, 52936), (1527, 42640), (1560, 41738), (1599, 40720), (1640, 39702), (1968, 33085), (2036, 31980), (2132, 30540), (2460, 26468), (2545, 25584), (2665, 24432), (3054, 21320), (3120, 20869), (3198, 20360), (3280, 19851), (4072, 15990), (4264, 15270), (4920, 13234), (5090, 12792), (5330, 12216), (6108, 10660), (6396, 10180), (6617, 9840), (7635, 8528), (7995, 8144)]