25247144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 28942936

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 164, 191, 248, 328, 382, 403, 533, 764, 806, 1066, 1271, 1528, 1612, 2132, 2483, 2542, 3224, 4264, 4966, 5084, 5921, 7831, 9932, 10168, 11842, 15662, 16523, 19864, 23684, 31324, 33046, 47368, 62648, 66092, 76973, 101803, 132184, 153946, 203606, 242761, 307892, 407212, 485522, 615784, 814424, 971044, 1942088, 3155893, 6311786, 12623572, 25247144]

約数ペア:

[(1, 25247144), (2, 12623572), (4, 6311786), (8, 3155893), (13, 1942088), (26, 971044), (31, 814424), (41, 615784), (52, 485522), (62, 407212), (82, 307892), (104, 242761), (124, 203606), (164, 153946), (191, 132184), (248, 101803), (328, 76973), (382, 66092), (403, 62648), (533, 47368), (764, 33046), (806, 31324), (1066, 23684), (1271, 19864), (1528, 16523), (1612, 15662), (2132, 11842), (2483, 10168), (2542, 9932), (3224, 7831), (4264, 5921), (4966, 5084)]