71288504

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 159364800

約数和(自身を除く): 88076296

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 61, 82, 122, 164, 244, 287, 328, 427, 488, 509, 574, 854, 1018, 1148, 1708, 2036, 2296, 2501, 3416, 3563, 4072, 5002, 7126, 10004, 14252, 17507, 20008, 20869, 28504, 31049, 35014, 41738, 62098, 70028, 83476, 124196, 140056, 146083, 166952, 217343, 248392, 292166, 434686, 584332, 869372, 1168664, 1273009, 1738744, 2546018, 5092036, 8911063, 10184072, 17822126, 35644252, 71288504]

約数ペア:

[(1, 71288504), (2, 35644252), (4, 17822126), (7, 10184072), (8, 8911063), (14, 5092036), (28, 2546018), (41, 1738744), (56, 1273009), (61, 1168664), (82, 869372), (122, 584332), (164, 434686), (244, 292166), (287, 248392), (328, 217343), (427, 166952), (488, 146083), (509, 140056), (574, 124196), (854, 83476), (1018, 70028), (1148, 62098), (1708, 41738), (2036, 35014), (2296, 31049), (2501, 28504), (3416, 20869), (3563, 20008), (4072, 17507), (5002, 14252), (7126, 10004)]