100786270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 204664320

約数和(自身を除く): 103878050

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 89, 130, 155, 178, 281, 310, 403, 445, 562, 806, 890, 1157, 1405, 2015, 2314, 2759, 2810, 3653, 4030, 5518, 5785, 7306, 8711, 11570, 13795, 17422, 18265, 25009, 27590, 35867, 36530, 43555, 50018, 71734, 87110, 113243, 125045, 179335, 226486, 250090, 325117, 358670, 566215, 650234, 775279, 1132430, 1550558, 1625585, 3251170, 3876395, 7752790, 10078627, 20157254, 50393135, 100786270]

約数ペア:

[(1, 100786270), (2, 50393135), (5, 20157254), (10, 10078627), (13, 7752790), (26, 3876395), (31, 3251170), (62, 1625585), (65, 1550558), (89, 1132430), (130, 775279), (155, 650234), (178, 566215), (281, 358670), (310, 325117), (403, 250090), (445, 226486), (562, 179335), (806, 125045), (890, 113243), (1157, 87110), (1405, 71734), (2015, 50018), (2314, 43555), (2759, 36530), (2810, 35867), (3653, 27590), (4030, 25009), (5518, 18265), (5785, 17422), (7306, 13795), (8711, 11570)]