25286720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4159}}^1$

素因数の和:4195

約数の個数: 56

約数和(自身を含む): 63398400

約数和(自身を除く): 38111680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 4159, 6080, 8318, 16636, 20795, 33272, 41590, 66544, 79021, 83180, 133088, 158042, 166360, 266176, 316084, 332720, 395105, 632168, 665440, 790210, 1264336, 1330880, 1580420, 2528672, 3160840, 5057344, 6321680, 12643360, 25286720]

約数ペア:

[(1, 25286720), (2, 12643360), (4, 6321680), (5, 5057344), (8, 3160840), (10, 2528672), (16, 1580420), (19, 1330880), (20, 1264336), (32, 790210), (38, 665440), (40, 632168), (64, 395105), (76, 332720), (80, 316084), (95, 266176), (152, 166360), (160, 158042), (190, 133088), (304, 83180), (320, 79021), (380, 66544), (608, 41590), (760, 33272), (1216, 20795), (1520, 16636), (3040, 8318), (4159, 6080)]