788972912

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:623

約数の個数: 120

約数和(自身を含む): 1929564000

約数和(自身を除く): 1140591088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 199, 208, 364, 389, 392, 398, 637, 728, 778, 784, 796, 1274, 1393, 1456, 1556, 1592, 2548, 2587, 2723, 2786, 3112, 3184, 5057, 5096, 5174, 5446, 5572, 6224, 9751, 10114, 10192, 10348, 10892, 11144, 18109, 19061, 19502, 20228, 20696, 21784, 22288, 35399, 36218, 38122, 39004, 40456, 41392, 43568, 70798, 72436, 76244, 77411, 78008, 80912, 126763, 141596, 144872, 152488, 154822, 156016, 247793, 253526, 283192, 289744, 304976, 309644, 495586, 507052, 541877, 566384, 619288, 991172, 1006343, 1014104, 1083754, 1238576, 1982344, 2012686, 2028208, 2167508, 3793139, 3964688, 4025372, 4335016, 7044401, 7586278, 8050744, 8670032, 14088802, 15172556, 16101488, 28177604, 30345112, 49310807, 56355208, 60690224, 98621614, 112710416, 197243228, 394486456, 788972912]

約数ペア:

[(1, 788972912), (2, 394486456), (4, 197243228), (7, 112710416), (8, 98621614), (13, 60690224), (14, 56355208), (16, 49310807), (26, 30345112), (28, 28177604), (49, 16101488), (52, 15172556), (56, 14088802), (91, 8670032), (98, 8050744), (104, 7586278), (112, 7044401), (182, 4335016), (196, 4025372), (199, 3964688), (208, 3793139), (364, 2167508), (389, 2028208), (392, 2012686), (398, 1982344), (637, 1238576), (728, 1083754), (778, 1014104), (784, 1006343), (796, 991172), (1274, 619288), (1393, 566384), (1456, 541877), (1556, 507052), (1592, 495586), (2548, 309644), (2587, 304976), (2723, 289744), (2786, 283192), (3112, 253526), (3184, 247793), (5057, 156016), (5096, 154822), (5174, 152488), (5446, 144872), (5572, 141596), (6224, 126763), (9751, 80912), (10114, 78008), (10192, 77411), (10348, 76244), (10892, 72436), (11144, 70798), (18109, 43568), (19061, 41392), (19502, 40456), (20228, 39004), (20696, 38122), (21784, 36218), (22288, 35399)]