328380325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 539965440

約数和(自身を除く): 211585115

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 71, 91, 95, 107, 133, 175, 247, 325, 355, 455, 475, 497, 535, 665, 749, 923, 1235, 1349, 1391, 1729, 1775, 2033, 2275, 2485, 2675, 3325, 3745, 4615, 6175, 6461, 6745, 6955, 7597, 8645, 9443, 9737, 10165, 12425, 14231, 17537, 18725, 23075, 26429, 32305, 33725, 34775, 37985, 43225, 47215, 48685, 50825, 53179, 71155, 87685, 98761, 122759, 132145, 144343, 161525, 185003, 189925, 236075, 243425, 265895, 355775, 438425, 493805, 613795, 660725, 691327, 721715, 925015, 1010401, 1329475, 1876459, 2469025, 3068975, 3456635, 3608575, 4625075, 5052005, 9382295, 13135213, 17283175, 25260025, 46911475, 65676065, 328380325]

約数ペア:

[(1, 328380325), (5, 65676065), (7, 46911475), (13, 25260025), (19, 17283175), (25, 13135213), (35, 9382295), (65, 5052005), (71, 4625075), (91, 3608575), (95, 3456635), (107, 3068975), (133, 2469025), (175, 1876459), (247, 1329475), (325, 1010401), (355, 925015), (455, 721715), (475, 691327), (497, 660725), (535, 613795), (665, 493805), (749, 438425), (923, 355775), (1235, 265895), (1349, 243425), (1391, 236075), (1729, 189925), (1775, 185003), (2033, 161525), (2275, 144343), (2485, 132145), (2675, 122759), (3325, 98761), (3745, 87685), (4615, 71155), (6175, 53179), (6461, 50825), (6745, 48685), (6955, 47215), (7597, 43225), (8645, 37985), (9443, 34775), (9737, 33725), (10165, 32305), (12425, 26429), (14231, 23075), (17537, 18725)]