65941960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 179159040

約数和(自身を除く): 113217080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 71, 107, 124, 140, 142, 155, 214, 217, 248, 280, 284, 310, 355, 428, 434, 497, 535, 568, 620, 710, 749, 856, 868, 994, 1070, 1085, 1240, 1420, 1498, 1736, 1988, 2140, 2170, 2201, 2485, 2840, 2996, 3317, 3745, 3976, 4280, 4340, 4402, 4970, 5992, 6634, 7490, 7597, 8680, 8804, 9940, 11005, 13268, 14980, 15194, 15407, 16585, 17608, 19880, 22010, 23219, 26536, 29960, 30388, 30814, 33170, 37985, 44020, 46438, 53179, 60776, 61628, 66340, 75970, 77035, 88040, 92876, 106358, 116095, 123256, 132680, 151940, 154070, 185752, 212716, 232190, 235507, 265895, 303880, 308140, 425432, 464380, 471014, 531790, 616280, 928760, 942028, 1063580, 1177535, 1648549, 1884056, 2127160, 2355070, 3297098, 4710140, 6594196, 8242745, 9420280, 13188392, 16485490, 32970980, 65941960]

約数ペア:

[(1, 65941960), (2, 32970980), (4, 16485490), (5, 13188392), (7, 9420280), (8, 8242745), (10, 6594196), (14, 4710140), (20, 3297098), (28, 2355070), (31, 2127160), (35, 1884056), (40, 1648549), (56, 1177535), (62, 1063580), (70, 942028), (71, 928760), (107, 616280), (124, 531790), (140, 471014), (142, 464380), (155, 425432), (214, 308140), (217, 303880), (248, 265895), (280, 235507), (284, 232190), (310, 212716), (355, 185752), (428, 154070), (434, 151940), (497, 132680), (535, 123256), (568, 116095), (620, 106358), (710, 92876), (749, 88040), (856, 77035), (868, 75970), (994, 66340), (1070, 61628), (1085, 60776), (1240, 53179), (1420, 46438), (1498, 44020), (1736, 37985), (1988, 33170), (2140, 30814), (2170, 30388), (2201, 29960), (2485, 26536), (2840, 23219), (2996, 22010), (3317, 19880), (3745, 17608), (3976, 16585), (4280, 15407), (4340, 15194), (4402, 14980), (4970, 13268), (5992, 11005), (6634, 9940), (7490, 8804), (7597, 8680)]