156919675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 222842880

約数和(自身を除く): 65923205

約数列:

[1, 5, 11, 25, 31, 55, 79, 155, 233, 275, 341, 395, 775, 869, 1165, 1705, 1975, 2449, 2563, 4345, 5825, 7223, 8525, 12245, 12815, 18407, 21725, 26939, 36115, 61225, 64075, 79453, 92035, 134695, 180575, 202477, 397265, 460175, 570617, 673475, 1012385, 1986325, 2853085, 5061925, 6276787, 14265425, 31383935, 156919675]

約数ペア:

[(1, 156919675), (5, 31383935), (11, 14265425), (25, 6276787), (31, 5061925), (55, 2853085), (79, 1986325), (155, 1012385), (233, 673475), (275, 570617), (341, 460175), (395, 397265), (775, 202477), (869, 180575), (1165, 134695), (1705, 92035), (1975, 79453), (2449, 64075), (2563, 61225), (4345, 36115), (5825, 26939), (7223, 21725), (8525, 18407), (12245, 12815)]