71581976

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 147744000

約数和(自身を除く): 76162024

約数列:

[1, 2, 4, 8, 29, 31, 37, 58, 62, 74, 116, 124, 148, 232, 248, 269, 296, 538, 899, 1073, 1076, 1147, 1798, 2146, 2152, 2294, 3596, 4292, 4588, 7192, 7801, 8339, 8584, 9176, 9953, 15602, 16678, 19906, 31204, 33263, 33356, 39812, 62408, 66526, 66712, 79624, 133052, 241831, 266104, 288637, 308543, 483662, 577274, 617086, 967324, 1154548, 1234172, 1934648, 2309096, 2468344, 8947747, 17895494, 35790988, 71581976]

約数ペア:

[(1, 71581976), (2, 35790988), (4, 17895494), (8, 8947747), (29, 2468344), (31, 2309096), (37, 1934648), (58, 1234172), (62, 1154548), (74, 967324), (116, 617086), (124, 577274), (148, 483662), (232, 308543), (248, 288637), (269, 266104), (296, 241831), (538, 133052), (899, 79624), (1073, 66712), (1076, 66526), (1147, 62408), (1798, 39812), (2146, 33356), (2152, 33263), (2294, 31204), (3596, 19906), (4292, 16678), (4588, 15602), (7192, 9953), (7801, 9176), (8339, 8584)]