61133488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 138880000

約数和(自身を除く): 77746512

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 499, 589, 806, 988, 998, 1178, 1612, 1976, 1996, 2356, 3224, 3952, 3992, 4712, 6448, 6487, 7657, 7984, 9424, 9481, 12974, 15314, 15469, 18962, 25948, 30628, 30938, 37924, 51896, 61256, 61876, 75848, 103792, 122512, 123253, 123752, 151696, 201097, 246506, 247504, 293911, 402194, 493012, 587822, 804388, 986024, 1175644, 1608776, 1972048, 2351288, 3217552, 3820843, 4702576, 7641686, 15283372, 30566744, 61133488]

約数ペア:

[(1, 61133488), (2, 30566744), (4, 15283372), (8, 7641686), (13, 4702576), (16, 3820843), (19, 3217552), (26, 2351288), (31, 1972048), (38, 1608776), (52, 1175644), (62, 986024), (76, 804388), (104, 587822), (124, 493012), (152, 402194), (208, 293911), (247, 247504), (248, 246506), (304, 201097), (403, 151696), (494, 123752), (496, 123253), (499, 122512), (589, 103792), (806, 75848), (988, 61876), (998, 61256), (1178, 51896), (1612, 37924), (1976, 30938), (1996, 30628), (2356, 25948), (3224, 18962), (3952, 15469), (3992, 15314), (4712, 12974), (6448, 9481), (6487, 9424), (7657, 7984)]