25545740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1399}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 33724660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1399, 1660, 1826, 2798, 3652, 4565, 5596, 6995, 9130, 13990, 15389, 18260, 27980, 30778, 61556, 76945, 116117, 153890, 232234, 307780, 464468, 580585, 1161170, 1277287, 2322340, 2554574, 5109148, 6386435, 12772870, 25545740]

約数ペア:

[(1, 25545740), (2, 12772870), (4, 6386435), (5, 5109148), (10, 2554574), (11, 2322340), (20, 1277287), (22, 1161170), (44, 580585), (55, 464468), (83, 307780), (110, 232234), (166, 153890), (220, 116117), (332, 76945), (415, 61556), (830, 30778), (913, 27980), (1399, 18260), (1660, 15389), (1826, 13990), (2798, 9130), (3652, 6995), (4565, 5596)]