490212085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 713836800

約数和(自身を除く): 223624715

約数列:

[1, 5, 11, 17, 29, 55, 85, 101, 145, 179, 187, 319, 493, 505, 895, 935, 1111, 1595, 1717, 1969, 2465, 2929, 3043, 5191, 5423, 5555, 8585, 9845, 14645, 15215, 18079, 18887, 25955, 27115, 32219, 33473, 49793, 57101, 88247, 90395, 94435, 161095, 167365, 198869, 248965, 285505, 307343, 441235, 524291, 547723, 970717, 994345, 1536715, 2621455, 2738615, 3380773, 4853585, 5767201, 8912947, 16903865, 28836005, 44564735, 98042417, 490212085]

約数ペア:

[(1, 490212085), (5, 98042417), (11, 44564735), (17, 28836005), (29, 16903865), (55, 8912947), (85, 5767201), (101, 4853585), (145, 3380773), (179, 2738615), (187, 2621455), (319, 1536715), (493, 994345), (505, 970717), (895, 547723), (935, 524291), (1111, 441235), (1595, 307343), (1717, 285505), (1969, 248965), (2465, 198869), (2929, 167365), (3043, 161095), (5191, 94435), (5423, 90395), (5555, 88247), (8585, 57101), (9845, 49793), (14645, 33473), (15215, 32219), (18079, 27115), (18887, 25955)]