31148552

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 64281600

約数和(自身を除く): 33133048

約数列:

[1, 2, 4, 8, 29, 31, 58, 61, 62, 71, 116, 122, 124, 142, 232, 244, 248, 284, 488, 568, 899, 1769, 1798, 1891, 2059, 2201, 3538, 3596, 3782, 4118, 4331, 4402, 7076, 7192, 7564, 8236, 8662, 8804, 14152, 15128, 16472, 17324, 17608, 34648, 54839, 63829, 109678, 125599, 127658, 134261, 219356, 251198, 255316, 268522, 438712, 502396, 510632, 537044, 1004792, 1074088, 3893569, 7787138, 15574276, 31148552]

約数ペア:

[(1, 31148552), (2, 15574276), (4, 7787138), (8, 3893569), (29, 1074088), (31, 1004792), (58, 537044), (61, 510632), (62, 502396), (71, 438712), (116, 268522), (122, 255316), (124, 251198), (142, 219356), (232, 134261), (244, 127658), (248, 125599), (284, 109678), (488, 63829), (568, 54839), (899, 34648), (1769, 17608), (1798, 17324), (1891, 16472), (2059, 15128), (2201, 14152), (3538, 8804), (3596, 8662), (3782, 8236), (4118, 7564), (4331, 7192), (4402, 7076)]