8045013140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 17885387520

約数和(自身を除く): 9840374380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 281, 436, 460, 545, 562, 571, 1090, 1124, 1142, 1405, 2180, 2284, 2507, 2810, 2855, 5014, 5620, 5710, 6463, 10028, 11420, 12535, 12926, 13133, 25070, 25852, 26266, 30629, 32315, 50140, 52532, 61258, 62239, 64630, 65665, 122516, 124478, 129260, 131330, 153145, 160451, 248956, 262660, 306290, 311195, 320902, 612580, 622390, 641804, 704467, 802255, 1244780, 1408934, 1431497, 1604510, 2817868, 2862994, 3209020, 3522335, 3690373, 5725988, 7044670, 7157485, 7380746, 14089340, 14314970, 14761492, 17489159, 18451865, 28629940, 34978318, 36903730, 69956636, 73807460, 87445795, 174891590, 349783180, 402250657, 804501314, 1609002628, 2011253285, 4022506570, 8045013140]

約数ペア:

[(1, 8045013140), (2, 4022506570), (4, 2011253285), (5, 1609002628), (10, 804501314), (20, 402250657), (23, 349783180), (46, 174891590), (92, 87445795), (109, 73807460), (115, 69956636), (218, 36903730), (230, 34978318), (281, 28629940), (436, 18451865), (460, 17489159), (545, 14761492), (562, 14314970), (571, 14089340), (1090, 7380746), (1124, 7157485), (1142, 7044670), (1405, 5725988), (2180, 3690373), (2284, 3522335), (2507, 3209020), (2810, 2862994), (2855, 2817868), (5014, 1604510), (5620, 1431497), (5710, 1408934), (6463, 1244780), (10028, 802255), (11420, 704467), (12535, 641804), (12926, 622390), (13133, 612580), (25070, 320902), (25852, 311195), (26266, 306290), (30629, 262660), (32315, 248956), (50140, 160451), (52532, 153145), (61258, 131330), (62239, 129260), (64630, 124478), (65665, 122516)]