31906210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 68640768

約数和(自身を除く): 36734558

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 97, 127, 185, 194, 254, 259, 370, 485, 518, 635, 679, 889, 970, 1270, 1295, 1358, 1778, 2590, 3395, 3589, 4445, 4699, 6790, 7178, 8890, 9398, 12319, 17945, 23495, 24638, 25123, 32893, 35890, 46990, 50246, 61595, 65786, 86233, 123190, 125615, 164465, 172466, 251230, 328930, 431165, 455803, 862330, 911606, 2279015, 3190621, 4558030, 6381242, 15953105, 31906210]

約数ペア:

[(1, 31906210), (2, 15953105), (5, 6381242), (7, 4558030), (10, 3190621), (14, 2279015), (35, 911606), (37, 862330), (70, 455803), (74, 431165), (97, 328930), (127, 251230), (185, 172466), (194, 164465), (254, 125615), (259, 123190), (370, 86233), (485, 65786), (518, 61595), (635, 50246), (679, 46990), (889, 35890), (970, 32893), (1270, 25123), (1295, 24638), (1358, 23495), (1778, 17945), (2590, 12319), (3395, 9398), (3589, 8890), (4445, 7178), (4699, 6790)]