64119800

素因数分解:

$2^3\times 5^2\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 149607240

約数和(自身を除く): 85487440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 523, 613, 1046, 1226, 2092, 2452, 2615, 3065, 4184, 4904, 5230, 6130, 10460, 12260, 13075, 15325, 20920, 24520, 26150, 30650, 52300, 61300, 104600, 122600, 320599, 641198, 1282396, 1602995, 2564792, 3205990, 6411980, 8014975, 12823960, 16029950, 32059900, 64119800]

約数ペア:

[(1, 64119800), (2, 32059900), (4, 16029950), (5, 12823960), (8, 8014975), (10, 6411980), (20, 3205990), (25, 2564792), (40, 1602995), (50, 1282396), (100, 641198), (200, 320599), (523, 122600), (613, 104600), (1046, 61300), (1226, 52300), (2092, 30650), (2452, 26150), (2615, 24520), (3065, 20920), (4184, 15325), (4904, 13075), (5230, 12260), (6130, 10460)]