89308520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10289}}^1$

素因数の和:10338

約数の個数: 64

約数和(自身を含む): 237081600

約数和(自身を除く): 147773080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 10289, 20578, 41156, 51445, 72023, 82312, 102890, 144046, 205780, 288092, 318959, 360115, 411560, 576184, 637918, 720230, 1275836, 1440460, 1594795, 2232713, 2551672, 2880920, 3189590, 4465426, 6379180, 8930852, 11163565, 12758360, 17861704, 22327130, 44654260, 89308520]

約数ペア:

[(1, 89308520), (2, 44654260), (4, 22327130), (5, 17861704), (7, 12758360), (8, 11163565), (10, 8930852), (14, 6379180), (20, 4465426), (28, 3189590), (31, 2880920), (35, 2551672), (40, 2232713), (56, 1594795), (62, 1440460), (70, 1275836), (124, 720230), (140, 637918), (155, 576184), (217, 411560), (248, 360115), (280, 318959), (310, 288092), (434, 205780), (620, 144046), (868, 102890), (1085, 82312), (1240, 72023), (1736, 51445), (2170, 41156), (4340, 20578), (8680, 10289)]