90507760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7027}}^1$

素因数の和:7070

約数の個数: 80

約数和(自身を含む): 250983936

約数和(自身を除く): 160476176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 7027, 12880, 14054, 28108, 35135, 49189, 56216, 70270, 98378, 112432, 140540, 161621, 196756, 245945, 281080, 323242, 393512, 491890, 562160, 646484, 787024, 808105, 983780, 1131347, 1292968, 1616210, 1967560, 2262694, 2585936, 3232420, 3935120, 4525388, 5656735, 6464840, 9050776, 11313470, 12929680, 18101552, 22626940, 45253880, 90507760]

約数ペア:

[(1, 90507760), (2, 45253880), (4, 22626940), (5, 18101552), (7, 12929680), (8, 11313470), (10, 9050776), (14, 6464840), (16, 5656735), (20, 4525388), (23, 3935120), (28, 3232420), (35, 2585936), (40, 2262694), (46, 1967560), (56, 1616210), (70, 1292968), (80, 1131347), (92, 983780), (112, 808105), (115, 787024), (140, 646484), (161, 562160), (184, 491890), (230, 393512), (280, 323242), (322, 281080), (368, 245945), (460, 196756), (560, 161621), (644, 140540), (805, 112432), (920, 98378), (1288, 70270), (1610, 56216), (1840, 49189), (2576, 35135), (3220, 28108), (6440, 14054), (7027, 12880)]