87544520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4283}}^1$

素因数の和:4374

約数の個数: 64

約数和(自身を含む): 228251520

約数和(自身を除く): 140707000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 4283, 5110, 8566, 10220, 17132, 20440, 21415, 29981, 34264, 42830, 59962, 85660, 119924, 149905, 171320, 239848, 299810, 312659, 599620, 625318, 1199240, 1250636, 1563295, 2188613, 2501272, 3126590, 4377226, 6253180, 8754452, 10943065, 12506360, 17508904, 21886130, 43772260, 87544520]

約数ペア:

[(1, 87544520), (2, 43772260), (4, 21886130), (5, 17508904), (7, 12506360), (8, 10943065), (10, 8754452), (14, 6253180), (20, 4377226), (28, 3126590), (35, 2501272), (40, 2188613), (56, 1563295), (70, 1250636), (73, 1199240), (140, 625318), (146, 599620), (280, 312659), (292, 299810), (365, 239848), (511, 171320), (584, 149905), (730, 119924), (1022, 85660), (1460, 59962), (2044, 42830), (2555, 34264), (2920, 29981), (4088, 21415), (4283, 20440), (5110, 17132), (8566, 10220)]