203854640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2791}}^1$

素因数の和:2898

約数の個数: 80

約数和(自身を含む): 523466496

約数和(自身を除く): 319611856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 440, 664, 830, 880, 913, 1328, 1660, 1826, 2791, 3320, 3652, 4565, 5582, 6640, 7304, 9130, 11164, 13955, 14608, 18260, 22328, 27910, 30701, 36520, 44656, 55820, 61402, 73040, 111640, 122804, 153505, 223280, 231653, 245608, 307010, 463306, 491216, 614020, 926612, 1158265, 1228040, 1853224, 2316530, 2456080, 2548183, 3706448, 4633060, 5096366, 9266120, 10192732, 12740915, 18532240, 20385464, 25481830, 40770928, 50963660, 101927320, 203854640]

約数ペア:

[(1, 203854640), (2, 101927320), (4, 50963660), (5, 40770928), (8, 25481830), (10, 20385464), (11, 18532240), (16, 12740915), (20, 10192732), (22, 9266120), (40, 5096366), (44, 4633060), (55, 3706448), (80, 2548183), (83, 2456080), (88, 2316530), (110, 1853224), (166, 1228040), (176, 1158265), (220, 926612), (332, 614020), (415, 491216), (440, 463306), (664, 307010), (830, 245608), (880, 231653), (913, 223280), (1328, 153505), (1660, 122804), (1826, 111640), (2791, 73040), (3320, 61402), (3652, 55820), (4565, 44656), (5582, 36520), (6640, 30701), (7304, 27910), (9130, 22328), (11164, 18260), (13955, 14608)]