804964201640

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{767539}}^1$

素因数の和:767874

約数の個数: 64

約数和(自身を含む): 1833622358400

約数和(自身を除く): 1028658156760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 167, 314, 334, 628, 668, 785, 835, 1256, 1336, 1570, 1670, 3140, 3340, 6280, 6680, 26219, 52438, 104876, 131095, 209752, 262190, 524380, 767539, 1048760, 1535078, 3070156, 3837695, 6140312, 7675390, 15350780, 30701560, 120503623, 128179013, 241007246, 256358026, 482014492, 512716052, 602518115, 640895065, 964028984, 1025432104, 1205036230, 1281790130, 2410072460, 2563580260, 4820144920, 5127160520, 20124105041, 40248210082, 80496420164, 100620525205, 160992840328, 201241050410, 402482100820, 804964201640]

約数ペア:

[(1, 804964201640), (2, 402482100820), (4, 201241050410), (5, 160992840328), (8, 100620525205), (10, 80496420164), (20, 40248210082), (40, 20124105041), (157, 5127160520), (167, 4820144920), (314, 2563580260), (334, 2410072460), (628, 1281790130), (668, 1205036230), (785, 1025432104), (835, 964028984), (1256, 640895065), (1336, 602518115), (1570, 512716052), (1670, 482014492), (3140, 256358026), (3340, 241007246), (6280, 128179013), (6680, 120503623), (26219, 30701560), (52438, 15350780), (104876, 7675390), (131095, 6140312), (209752, 3837695), (262190, 3070156), (524380, 1535078), (767539, 1048760)]