829598720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{311}}^1\times {\mathrm{521}}^1$

素因数の和:857

約数の個数: 88

約数和(自身を含む): 2000295648

約数和(自身を除く): 1170696928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 311, 320, 512, 521, 622, 640, 1024, 1042, 1244, 1280, 1555, 2084, 2488, 2560, 2605, 3110, 4168, 4976, 5120, 5210, 6220, 8336, 9952, 10420, 12440, 16672, 19904, 20840, 24880, 33344, 39808, 41680, 49760, 66688, 79616, 83360, 99520, 133376, 159232, 162031, 166720, 199040, 266752, 318464, 324062, 333440, 398080, 533504, 648124, 666880, 796160, 810155, 1296248, 1333760, 1592320, 1620310, 2592496, 2667520, 3240620, 5184992, 6481240, 10369984, 12962480, 20739968, 25924960, 41479936, 51849920, 82959872, 103699840, 165919744, 207399680, 414799360, 829598720]

約数ペア:

[(1, 829598720), (2, 414799360), (4, 207399680), (5, 165919744), (8, 103699840), (10, 82959872), (16, 51849920), (20, 41479936), (32, 25924960), (40, 20739968), (64, 12962480), (80, 10369984), (128, 6481240), (160, 5184992), (256, 3240620), (311, 2667520), (320, 2592496), (512, 1620310), (521, 1592320), (622, 1333760), (640, 1296248), (1024, 810155), (1042, 796160), (1244, 666880), (1280, 648124), (1555, 533504), (2084, 398080), (2488, 333440), (2560, 324062), (2605, 318464), (3110, 266752), (4168, 199040), (4976, 166720), (5120, 162031), (5210, 159232), (6220, 133376), (8336, 99520), (9952, 83360), (10420, 79616), (12440, 66688), (16672, 49760), (19904, 41680), (20840, 39808), (24880, 33344)]