25445640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:583

約数の個数: 128

約数和(自身を含む): 85691520

約数和(自身を除く): 60245880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 370, 407, 440, 444, 521, 555, 660, 740, 814, 888, 1042, 1110, 1221, 1320, 1480, 1563, 1628, 2035, 2084, 2220, 2442, 2605, 3126, 3256, 4070, 4168, 4440, 4884, 5210, 5731, 6105, 6252, 7815, 8140, 9768, 10420, 11462, 12210, 12504, 15630, 16280, 17193, 19277, 20840, 22924, 24420, 28655, 31260, 34386, 38554, 45848, 48840, 57310, 57831, 62520, 68772, 77108, 85965, 96385, 114620, 115662, 137544, 154216, 171930, 192770, 212047, 229240, 231324, 289155, 343860, 385540, 424094, 462648, 578310, 636141, 687720, 771080, 848188, 1060235, 1156620, 1272282, 1696376, 2120470, 2313240, 2544564, 3180705, 4240940, 5089128, 6361410, 8481880, 12722820, 25445640]

約数ペア:

[(1, 25445640), (2, 12722820), (3, 8481880), (4, 6361410), (5, 5089128), (6, 4240940), (8, 3180705), (10, 2544564), (11, 2313240), (12, 2120470), (15, 1696376), (20, 1272282), (22, 1156620), (24, 1060235), (30, 848188), (33, 771080), (37, 687720), (40, 636141), (44, 578310), (55, 462648), (60, 424094), (66, 385540), (74, 343860), (88, 289155), (110, 231324), (111, 229240), (120, 212047), (132, 192770), (148, 171930), (165, 154216), (185, 137544), (220, 115662), (222, 114620), (264, 96385), (296, 85965), (330, 77108), (370, 68772), (407, 62520), (440, 57831), (444, 57310), (521, 48840), (555, 45848), (660, 38554), (740, 34386), (814, 31260), (888, 28655), (1042, 24420), (1110, 22924), (1221, 20840), (1320, 19277), (1480, 17193), (1563, 16280), (1628, 15630), (2035, 12504), (2084, 12210), (2220, 11462), (2442, 10420), (2605, 9768), (3126, 8140), (3256, 7815), (4070, 6252), (4168, 6105), (4440, 5731), (4884, 5210)]