51939160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:801

約数の個数: 128

約数和(自身を含む): 151603200

約数和(自身を除く): 99664040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 751, 760, 910, 988, 1064, 1235, 1330, 1502, 1729, 1820, 1976, 2470, 2660, 3004, 3458, 3640, 3755, 4940, 5257, 5320, 6008, 6916, 7510, 8645, 9763, 9880, 10514, 13832, 14269, 15020, 17290, 19526, 21028, 26285, 28538, 30040, 34580, 39052, 42056, 48815, 52570, 57076, 68341, 69160, 71345, 78104, 97630, 99883, 105140, 114152, 136682, 142690, 185497, 195260, 199766, 210280, 273364, 285380, 341705, 370994, 390520, 399532, 499415, 546728, 570760, 683410, 741988, 799064, 927485, 998830, 1298479, 1366820, 1483976, 1854970, 1997660, 2596958, 2733640, 3709940, 3995320, 5193916, 6492395, 7419880, 10387832, 12984790, 25969580, 51939160]

約数ペア:

[(1, 51939160), (2, 25969580), (4, 12984790), (5, 10387832), (7, 7419880), (8, 6492395), (10, 5193916), (13, 3995320), (14, 3709940), (19, 2733640), (20, 2596958), (26, 1997660), (28, 1854970), (35, 1483976), (38, 1366820), (40, 1298479), (52, 998830), (56, 927485), (65, 799064), (70, 741988), (76, 683410), (91, 570760), (95, 546728), (104, 499415), (130, 399532), (133, 390520), (140, 370994), (152, 341705), (182, 285380), (190, 273364), (247, 210280), (260, 199766), (266, 195260), (280, 185497), (364, 142690), (380, 136682), (455, 114152), (494, 105140), (520, 99883), (532, 97630), (665, 78104), (728, 71345), (751, 69160), (760, 68341), (910, 57076), (988, 52570), (1064, 48815), (1235, 42056), (1330, 39052), (1502, 34580), (1729, 30040), (1820, 28538), (1976, 26285), (2470, 21028), (2660, 19526), (3004, 17290), (3458, 15020), (3640, 14269), (3755, 13832), (4940, 10514), (5257, 9880), (5320, 9763), (6008, 8645), (6916, 7510)]