56143575

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 110647680

約数和(自身を除く): 54504105

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 95, 115, 171, 207, 225, 285, 345, 437, 475, 571, 575, 855, 1035, 1311, 1425, 1713, 1725, 2185, 2855, 3933, 4275, 5139, 5175, 6555, 8565, 10849, 10925, 13133, 14275, 19665, 25695, 32547, 32775, 39399, 42825, 54245, 65665, 97641, 98325, 118197, 128475, 162735, 196995, 249527, 271225, 328325, 488205, 590985, 748581, 813675, 984975, 1247635, 2245743, 2441025, 2954925, 3742905, 6238175, 11228715, 18714525, 56143575]

約数ペア:

[(1, 56143575), (3, 18714525), (5, 11228715), (9, 6238175), (15, 3742905), (19, 2954925), (23, 2441025), (25, 2245743), (45, 1247635), (57, 984975), (69, 813675), (75, 748581), (95, 590985), (115, 488205), (171, 328325), (207, 271225), (225, 249527), (285, 196995), (345, 162735), (437, 128475), (475, 118197), (571, 98325), (575, 97641), (855, 65665), (1035, 54245), (1311, 42825), (1425, 39399), (1713, 32775), (1725, 32547), (2185, 25695), (2855, 19665), (3933, 14275), (4275, 13133), (5139, 10925), (5175, 10849), (6555, 8565)]