80481198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 188863488

約数和(自身を除く): 108382290

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 137, 142, 197, 213, 274, 394, 411, 426, 497, 591, 822, 959, 994, 1182, 1379, 1491, 1918, 2758, 2877, 2982, 4137, 5754, 8274, 9727, 13987, 19454, 26989, 27974, 29181, 41961, 53978, 58362, 68089, 80967, 83922, 97909, 136178, 161934, 188923, 195818, 204267, 293727, 377846, 408534, 566769, 587454, 1133538, 1916219, 3832438, 5748657, 11497314, 13413533, 26827066, 40240599, 80481198]

約数ペア:

[(1, 80481198), (2, 40240599), (3, 26827066), (6, 13413533), (7, 11497314), (14, 5748657), (21, 3832438), (42, 1916219), (71, 1133538), (137, 587454), (142, 566769), (197, 408534), (213, 377846), (274, 293727), (394, 204267), (411, 195818), (426, 188923), (497, 161934), (591, 136178), (822, 97909), (959, 83922), (994, 80967), (1182, 68089), (1379, 58362), (1491, 53978), (1918, 41961), (2758, 29181), (2877, 27974), (2982, 26989), (4137, 19454), (5754, 13987), (8274, 9727)]