25142325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 45372096

約数和(自身を除く): 20229771

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 107, 195, 241, 321, 325, 535, 723, 975, 1205, 1391, 1605, 2675, 3133, 3615, 4173, 6025, 6955, 8025, 9399, 15665, 18075, 20865, 25787, 34775, 46995, 77361, 78325, 104325, 128935, 234975, 335231, 386805, 644675, 1005693, 1676155, 1934025, 5028465, 8380775, 25142325]

約数ペア:

[(1, 25142325), (3, 8380775), (5, 5028465), (13, 1934025), (15, 1676155), (25, 1005693), (39, 644675), (65, 386805), (75, 335231), (107, 234975), (195, 128935), (241, 104325), (321, 78325), (325, 77361), (535, 46995), (723, 34775), (975, 25787), (1205, 20865), (1391, 18075), (1605, 15665), (2675, 9399), (3133, 8025), (3615, 6955), (4173, 6025)]