80455804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 175698320

約数和(自身を除く): 95242516

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 121, 143, 209, 242, 247, 286, 418, 484, 494, 572, 673, 836, 988, 1346, 1573, 2299, 2692, 2717, 3146, 4598, 5434, 6292, 7403, 8749, 9196, 10868, 12787, 14806, 17498, 25574, 29612, 29887, 34996, 51148, 59774, 81433, 96239, 119548, 140657, 162866, 166231, 192478, 281314, 325732, 332462, 384956, 562628, 664924, 1058629, 1547227, 1828541, 2117258, 3094454, 3657082, 4234516, 6188908, 7314164, 20113951, 40227902, 80455804]

約数ペア:

[(1, 80455804), (2, 40227902), (4, 20113951), (11, 7314164), (13, 6188908), (19, 4234516), (22, 3657082), (26, 3094454), (38, 2117258), (44, 1828541), (52, 1547227), (76, 1058629), (121, 664924), (143, 562628), (209, 384956), (242, 332462), (247, 325732), (286, 281314), (418, 192478), (484, 166231), (494, 162866), (572, 140657), (673, 119548), (836, 96239), (988, 81433), (1346, 59774), (1573, 51148), (2299, 34996), (2692, 29887), (2717, 29612), (3146, 25574), (4598, 17498), (5434, 14806), (6292, 12787), (7403, 10868), (8749, 9196)]