256718056

素因数分解:

$2^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{15973}}^1$

素因数の和:16034

約数の個数: 48

約数和(自身を含む): 573626340

約数和(自身を除く): 316908284

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 392, 574, 1148, 2009, 2296, 4018, 8036, 15973, 16072, 31946, 63892, 111811, 127784, 223622, 447244, 654893, 782677, 894488, 1309786, 1565354, 2619572, 3130708, 4584251, 5239144, 6261416, 9168502, 18337004, 32089757, 36674008, 64179514, 128359028, 256718056]

約数ペア:

[(1, 256718056), (2, 128359028), (4, 64179514), (7, 36674008), (8, 32089757), (14, 18337004), (28, 9168502), (41, 6261416), (49, 5239144), (56, 4584251), (82, 3130708), (98, 2619572), (164, 1565354), (196, 1309786), (287, 894488), (328, 782677), (392, 654893), (574, 447244), (1148, 223622), (2009, 127784), (2296, 111811), (4018, 63892), (8036, 31946), (15973, 16072)]